版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
实验二1实验名称:Linux进程调度及用户管理2实验目标2.1掌握手工启动前后台作业的方法。2.2掌握进程与作业管理的相关Shell命令。2.3掌握at调度和cron调度的设置方法。了解系统性能监视的基本方法。2.5掌握用户管理基本方法和命令。2.6具有批量新建用户能力。掌握非实时的通信方式。3实验环境和准备WindowsXP下基于“VMwareWorkstation”虚拟机环境的RedHatEnterpriseLinuxServer5系统。3.2将主机改为具有个人学号后3位特征的名称。4实验要求、步骤及结果vi的基本操作;实现用户间非实时通信;进行作业和进程的基本管理。;存盘退出。内容参见下表左列。501502503504505506507508509510511xxxxxxxxxxx800801802803804805806807808809810800:800:800:800:800:800:800:800:800:800:800::/home/S01:/bin/bash:/home/S02:/bin/bash:/home/S03:/bin/bash:/home/S04:/bin/bash:/home/S05:/bin/bash:/home/S06:/bin/bash:/home/S07:/bin/bash:/home/S08:/bin/bash:/home/S09:/bin/bash:/home/S10:/bin/bash:/home/S11:/bin/bashS01:12345678S02:12345678S03:12345678S04:12345678S05:12345678【操作步骤1-新建】[rootOSI1-15Z0959~]#ui呂tudent.txt【操作步骤2-存盘】CSSDCSCS__MVQD00CDQoQu-nnvCSSDCSCS__MVQD00CDQoQu-nnv000000000m38888888888801Z345B78900S>0CSS>00B0Sijx88888888888X:x:x:x:x:x:x:x:x:x:x:_1Z345678901a8889998094X1-usssssssssss**""":::::/home/S01:/liin/basli/home/S0Z:/liin/basli/home/S03:/liin/basli/hoMe/S04in/bash/hoMe/S05in/bash/hoMe/S06in/bashZhome/807:八in/basliZhome/808:八in/basliZhome/809:八in/basliZhome/SIB:/Lin/basli/home/Sll:/Lin/basli【操作要求2;内容参见上表右列。【操作步骤】[pootGSM-1520959"Ittuipassuord.txt1Z3456761Z3456761Z3456761Z345&781Z345&78【操作要求3】将vi作业挂起;显示当前所有进程的详细信息。【操作步骤1-挂起】04:1234567805:12345678【操作步骤1-挂起】04:1234567805:12345678'passuord..txt"5L,65C[11+Stopped[poot(?Sri-15ZB859uipassuord.txt【操作步骤2-显示】[rootOSM-15Z0959'S UID PID:S Q 3341I T [rootOSM-15Z0959'S UID PID:S Q 3341I T 0 3488:R 0 3493[root(?SM-15Z0959]#FPID333833413341~]#-1FRI757877T1
NSZUCHAN-1186uait-1ZZ3finish-1047-TIMECMD00:00:00bash00:00:00ui00:00:00US【操作要求4】将挂起的vi作业切换到前台;继续向password.txt文件输入以下内容,输入完成后存盘退出。password.txt文件的后段内容:S06:12345678S07:12345678S08:12345678S09:12345678S10:12345678S11:12345678【操作步骤1-作业切换】S01:1Z345676S0Z:1Z345676S03:1Z345676S04:1Z345676S05:1Z345678[root輕河-15£眄59"litf(j1_【操作步骤2-vi操作】S81::12345676S0Z1Z345678S8Z::12345676S031Z345678S83::123456761Z345678K04::1Z345676S051Z345678K05::1Z345676SB61Z345678K06::1Z345676S071Z345678K07::1Z3456781Z345678K08::1Z345678S091Z345678K09::1Z345678S101Z345678K1S::1Z345678S111Z345678S11::1Z345678"passkiord.txt"1ZLf144Cwritten[「odttjsn—igzarmr~i4t_【操作要求5】返回虚拟终端1〔r。。t用户〕将helen用户的进程优先数改为-3。【操作步骤】
Lroot(?Srl-15Z0S53Jitrenice-3-uhelen5BZ:□Idpriority8>neupriority-3[rootOSI1-15Z0353~]«【操作要求6】返回虚拟终端2〔helen用户〕后台再次启动ftp进程;显示进程的详细信息。【操作步骤1-启动进程】[heleneSM-1520959"]$niceftp_【操作步骤2-显示进程】[helenOSM-1520955FS UID FID4S 50Z 36500R 502 3739[heleneSM-15ZB955FFID[helenOSM-1520955FS UID FID4S 50Z 36500R 502 3739[heleneSM-15ZB955FFID36363650-1
FRI7Z74NIADDRSZUCHANTTY-3- 1186 uaitttyZ-3- 1047 - tty2TIMECMD00:00:00bash00:00:00ps4.2基本用户管理和组群管理【操作要求1】创建student用户;启动虚拟终端3,用student用户登录;修改自己的登录口令。【操作步骤-创建】[r-ootGSM-1520959~]#adduserstudentadduser:userstudentexists【操作步骤-修改口令】[studentGSM-152B959"]$passwdlChangingpasswordforusers:七u.d.en't.Changimgpasswordforstudent・(currentJUNIXpassword:Newpassword:Retypemewpassword;Sorryjpasswordsdonotnuitch・Neupassword:Retypemeupassuord;passud:al1authenticaticintokensupdat&leluzcessfully.[studentOSM-15ZBS5S"]$【操作要求2】将普通用户student切换为超级用户并使用相应环境,比较超级用户和普通用户工作环境。[student@SM-1520959~]$su-[student@SM-1520959~]$su-Password:Lastlogin:SatNou481:80:5ZPDTZ017onttyl[root@SM-15Z0959【工作环境比较】工作环境普通用户student超级用户root命令提示行[studenteSM-1520959工作环境普通用户student超级用户root命令提示行[studenteSM-1520959$[rootPSM-1520959~]#用户主目录[studeuWSM-1520959用户主目录[studeuWSM-1520959pwd/home/student[studenWSM-1520959~JS[rooteSM-1520555pudzroot[root@SM-1520959~llt【操作要求3】新建名为“classl5”的组群,GID=800。【操作步骤及结果】[rootPSM-1520959~J#groupadd-g899classl5批量新建多个用户帐号【操作要求4】利用vi命令,修改/etc/hosts文件的最后一列的内容与现主机名相同。学习并利用“mail”命令向student用户发送一封邮件,内容为“Pleasehandintheexperimentalreport.”,主题“Urgetheexperimentalreport.”,并抄送给helen用户。【操作步骤1-vi】[rooroot]#ui/etc/hostsDowatremovethefollouingline,oruarionsprogr-amsttthatrequirenetuiorkfunctiona1itymillfail.1Z SM-1520959--INSERT--【操作步骤2-学习】[root@SM-1520959"litmanmail【操作步骤3-发邮件】[roo1520959root]#mai1studentSubject:Urgetheexperimenta1report.PleasehandintheexperimentalreportCc:heleu[root(?SM-15Z0959pootl#【操作要求5】启动虚拟终端2;helen用户登录,接收、阅读邮件,并回复“Iknow”;后台启动ftp进程;显示进程的优先级。【操作步骤1-收邮件并回复】Fromroot(?SM-15Z0959.localdomainMonNov602:09:Z3Z017Return-Path:<root@SM-1520959.localdomain>X-Orig-inal-To:studentDeli^red-To:student@SM-1520959.localdomainDate:Hom06Nov201?02:99:22-0800To;studentPSM-1520959.localdomainSubject;Urgetheexperimentalreport・User-Agent:Heirloommailx1Z.57/5/IBContent-Type:text/plain:匚harset=us-asciiFrom:root(?Sri-15Z0353.localdomain(root)Status:RPleasehand,intheexperimentalreport.Cc:helen&n«ii1To;rootSubject;IknouEOT【操作步骤2-启动进程】[helenPSM-152095^heleTi]$niceftp_【操作步骤3-显示优先级】[helenPSM-15Z035ghelenlSps-1FSUIDPIDPPIDCPRINIADDRSZUCHANTTYTIMECMDS500266?26660758-ttyZ00:阳:盹bash0R500Z700Z&870808-776一ttyZPS[helen@SM-15Z0953helenl$【操作要求6】删除student用户同时删除其个人用户主目录。【操作步骤-删除用户】[pootdSM-1520959~3#userde1-pstudentuserdel:userstudentiscurrentlyusedbyprocess3087[rooteSM-15Z0959~3it4.3批量新建多个用户帐号【操作要求1】为某学习小组的10位同学批量创建用户账号。用户账号为“S”+2位顺序号,即S01〜S11,初始口令均为“12345678”,且均隶属于GID为800的组群、假设UID从800开始顺序编号。
注:用户信息保存在中,口令保存在中。〔参见本文件〕【截取/etc/group相关内容】rpm:x:37:floppy:x:19:vcsa:x::utmp;x:ZZ:used:x:Z8:s1o匚ate:x:Z1:sxhd:x:74:rpc:x:3Z:rpeuser:x:29:nfsnobody:x:65534:mailnu11:x:47:smmsp:x:51:pca.p:x:77:apa.匚hE:x:48:squid:x:Z3:ueba1izer:x:67:xfs:x:43:named:x:25:ntp:x:38:gdm:x:42:pos:x:Z6:lie1en:^:FiRB:studein-t:x:5B1:c1asslS:x:880:[rootOSM-1520959roatllt【操作步骤1】[root(?SM-15Z0959rootJttnewusers<student.txt[root世吕H—lTEBrsrroot]«【截取/etc/passwd相关内容】maiInnII:x:气了:斗了::zuarzspnoIymqiiFiiir:zshipznnIn(jinsmmsp:x:51:51::ZM<*rzspuuIzbiqueme:zsbiiiznu1uyinpcap:x:77:77::Zvarzcirpwat匚】]:Zsbimzno1ciginapache:x:48:48:Apaclie:Zvar^uwuj: inznolog-insquid:x:23:Z3::ZMar^spool^squid:/gbinxno1inwehaItzpr:x:67:67:WehaIi:zwaryuiunjzhtmIznsage : zshin/nnInrjinxfs:x:43:4:3:XruIILSerMei-:zeLc^XlIzfs:zsIjiiiziiu1 uyinnamed:x:2!^:25:Named:Zvo-r^noiincd:ZsbinZnolog-inn±p:x:38:38::^ctc^ntp:zsbinzno1etging竝m:x:42:42::yvai'Zgdm:zsbinyno1etginpostures::k:Eh:Z6:Fastgr-eSIJLServer:zwarzIihzpnsqI:yhi-nzhrtKhlie1Eii:x:599:586::zhumezheleu:zbiuzbcisPistudent:x:;501sei::x:880::S日固S02::x:801::800::x:HHZ::HHM564;;x;8B3;;3Q&305;:x:004;;0SQS66::x:8B5::800S07::x:806::30&::x:::HMM505;;x:6B8;;80S310;:x:003;;0SQS11::x:810::83S501-- ludenL:Zbin^b<i.s]k:zh口: inzbash:/h口meyS0Z:inzbash:/hnme^SH:i:^1)inzhash:zhumez304;zLiiizbasli:zliumez305:zbiiizbcus]i:Zh口&:Zbinzbash:/h口meyS07:/binzbasli:/hnme^SHH:inzhash:zliomezSB^:zbinzbash:zliumezS10:zbiuzbciii]i:zhomczS11:inzbashErootSSM-1520959「口口tlit提示:cat命令,截取UID〉=500内容
【截取/etc/shadow相关内容】mailwiu11;!*;15054;0;99999;7:;:smmsp: :15854:0:33953;7:::pcap:!?:15H54:U:yyyyy:?:::fipaclie:?T:15854:0:99999:7:::squid:??:15854:0:99959:7:::uiehalizer:f*:1HHFS4:R:33333:7:::xfs:*»:15854:0:99999:7:::named:!•:15854:0:99999:■?:::ntp:*?:15054:6:39日9勺:7::gdm:?T:15854gdm:?T:15854:8:33993:7;::pastgres:!?:15854;0=53333helen:5l^HHtGGq;IzS^VxgHlJfiY-tUSyhzUYcff164H:l?4?b:H: :7:::student:31SGDAL3yTF$qsn(i5sE4mZLUIzxFeluvll:17476:8:9999S:7:SBl:HvWc/h3qBdSuYSWZ:98cpa98pXPklES03:CA4ae3CMGuUAgS04:gCUm4ZcFl^MCM3395:bEu1.miiYrzfjZS06:QGBObKDcuLXQ.iSU?:FIGpUPm^Ua.LuSa8:eK/ZdOex0SthISa9:UM3JnFM0bnnilQS1H:KnZ^?VAqriTCsS11:FQhiBKHIIuSwtg[rootGSM-152095917476呂:9^999:717476R:<1^999:71747&0:99999:71747&B::71747GB;:717476S;:71747b甘::71747&呂:99999:71747&0:9^993:?17476R:1747ftA::7OO"tJtt【操作步骤2】ErootffSM-1520958root]ttpwunconu[root0SM-1520959rootlit【截取/etc/passwd相关内容】mailnu11:*!:47:47::/var/spoo1/mqueue:/sbiii/nologinsmmsp:?!:51:51::/uarzspoo1/mqueue:/sbin/nologinpcap:!!:77:77::/uar/arpuatch:/sbin/nologinapache:??:48:48:Apache:/uar/uiwu:/sbin/nologinsquid:??:23:S3::/uarzspoo1/squid:/sbin/nologinueba1izer:T!:67:67:Ueba1izer:/uar/wwu/htm1/usage:/sbin/nologinxfs:!?:43:43:XFontServer:/etc/Xll/fs:/sbin/nologinnamed:??:25:25:Named:/uarznamed:/sbin/nologinntp:!!:38:38::/etc/ntp:/sbin/nologingdm:!?:4Z:4Z::/uar/gdm:/sbin/nologinpostgres:*?:26:26:FostgreSQLServer:/uar/1ib/pgsq1:zbin/bashhelen:$l$H0tGGqI/S37xgBQBYtUS95zUYcg1640:500:500::/home/heleu:in/bashstudent:$l$GDAL8yTP$qsnq5sE4m2LUIzxFcluvl1:501:501::zhomeZstudent:zbinzbashS01:MuWc/h3qBdSuY::S01:MuWc/h3qBdSuY::/home/SBlS0Z:98cpa98pXFklE::8B1::/home/SBZS03:CA40e3CMGuUAg::8舵::zhome/S03S04:gCUm4ZeFkMCMZ::8B3::/home/S04S05:bEul.msYP/fjZ::8B4::/home/SBSS06:QGRObKDcctXB.::805::zhome/S06S07:FIGpUPm9Ua.Iu::/home/SB?S08:eK/ZdOexBSthI::8B7::/home/SBBS09:UM3JnFNQbninlQ::zhome/S09S1B:KOZzZY09riICs::8B9::/home/SIBS11:FQbiBKHUuSwtg::818::zhome/Sll[root@SM-1520959root]#【截取/etc/shadow相关内容】zbinzbashzbinxbashzbinxbashzbinzbashzbinxbashzbinxbashzbinzbashzbinxbashzbinxbashzbinzbashzbinxbash[root(?SM-1520953root]Scat/etc/shadowcat:Zetc/shadow: ,□IA^>»oA6fi!^【操作步骤3】[rootPSM-1520959root1#clipasswd<password..txt[rooroot]#【截取/etc/passwd相关内容】ma11nu11:x::47:47::Zvarzsp口口1xmqueue:/sbinzno1口暂insrrthizp:x:51:51::Zvar^-spool^mqueue:^sbin^-no1oginpcap:x:7?:?7::zva. pwatch:zsbinznolog(inapache:冥:48:46:Atpaclie:ZMarzwww:xsbinznologinsquid:x:Z3:Z3::zwaryspool^squ.Id:yxbinzno1oinuel>a1iser:x-b7'&7二Weba1i "Zvar'^wwwZh-tm1z*usage"Zsbin^-no1口gfinxfs:x:43 :43 :XFontServer:/匚七c/^Xllzfs :zsbi n^no1ogrintiamed:x: 25: 25:Mctmecl:zvarzritimed:xs"birizn口lcigr in■ntp:x:3S :38 ::yetczn-tp:zsbinynolog1ngdm:x:42 :4Z :: 'Zsbin^nologinpostgrcs:x:2G:2&:Pos±gr-eSQLServer:zvarz1ib/^pgsq1:kbinzbaslilie1en:x-500-560:-zhomezlielen-zbinzbashstudeirt:x::5R1::5ft1::xlioniexK-t:iideni::xb^U1::x:抽0::tfUP:::Fh口me^SlJl~ybinzbasli302::X:061::000:::zh口皿匚/占0呂:”1)infbiis]]SBJ;:X:06Z;;000;:ZliomezS03-ZLinZba^hSR4::X:803::8RR:::x>iomexSa4:xbinxbasrTi::X:8M4::tfldtl::Z>i口nrtE/lifelS:/bin/baimJi思::X:865::80S:::zhomezS06:^binzbash307;;X;06G;;GB0;;:zliumezSB?:zLifbcish"ft::X:B«7::8RH:::inxba5?li3旳::X:8U8::tfldtl::z>i口HiE/Sfeim:/bin#bais;JiS19::X:869::80S:::Zh口1_P=/binTbiiEsh311;:X:010;;G00;;:zliumezS11:zLiiizbaili[rncitQSri-15Z0959noo±1茸_1nzhnash【截取/etc/shadow相关内容】mailnu11:ft:17476:0:99999:?:::s:mmsp:??:17476:H :?:::pcap:??:17476:0:99995:7:::fipaclie:!T:1747&:0:9£勺9?:7:::squid:??:17476:0:99959:?:::webalizer:T?:l?l?b:M:3^19551:7:::xfs:??:1747&:0:33993:7::named:?*:1747G:9;99999:7;::n七p:**:1747&:归:99999:7::g^dm:1»:17476:0:99999:7::pns+.gres:•!:pns+.gres:•!:17476:R :7:::Helen:S13H0tGG(rIzS37xqBOBYtUSg5zUYcql:17476:0:99999:7:::student:$lSGDAL8yTP$qsnq5sE4mZLUIzxFeluvl1:17476:0:99999:7:S01:bervj七AKTqe3YSa^:Hrl.5dH5zUTeYSB3:jripBuQKaSPiz.394:OivTyUtliQ9c.SB5:Z30Ij9FbcZ3uM586:B-t8r-jmkqC.T5一S07:c+eet6LCKRYccSOB:lu0vLPGrCxXxtjS09:SiiYtkGSexexTsS10:tuE4KzXfQNy8YSll:Jv7HULicxTlUqA1747&3:9^939:?1747bH:yyyyy:?17476呂;5-9339:71747G0;9D993:7174760:99999:7174760:99999:717476A:1747&呂:99999:71747&0:9^993:?1747&呂:99999:7l?47bH:yysyy:?[rootesri-15ZB-953root]ff【操作步骤4】[rooteSM-1520959root]#puconu[rootGSM-1520959root]#【截取/etc/passwd相关内容】ma11nu11:x:47:47::Zvar/spoolzmqueue:/sbmZnoLogmsmmsp:x:51:51::zyarzspooLzmquieu.e:zsl)inznolog-inpcap:x:77:7?::zvarzarpwatch:/sbinzno1ogimapache:x:43:48:Apache:/varzuiwu:zsbin/nologinsquid:x:23:Z3::/uar/spool/squid.:/sbin/nologinueba.1izer:x:&了:67:Ueba1izer:zvarzunjw/html/uisage:zsbinzno1ogxfs:x:43:43:XFontServer:/etc/Xll/fs:/sbin/nologinnamed:x:Z5:25:Named:zvarznamed:zsbin/nologinntp:x:38:38::^etczntp:/sbim/nologingdin:x:4Z:4Z::xvarzgdm:/sbimzuo1oginpostgres:x:26:26:PostgreSQLServer:zvarx1ilt/pgsq1:zbim/ttashlie1en:x!509:5Q0::Zhome/heleu:/bin/bashstudent:xseiS0ZS03x:801x:8BZ501S3B80SS0Q501::xhomezstudent:inzbasF:/home/SBl;/bin/bash:zhomezSBZ:zbin/bash:zhome^S03:zbin/bash1T134563456785CSCD0000CDCDCD8888888x:x:x:x:x:x:x:00Qo0R-000000000□883383:/home^SBl:zbm/bash:/homezSBS:zbin/bash:zhomezS0&:zbin/bash:zhome^SB?:zbin/bash:/home/308:/bin/bash:/homezSB?:zbin/bash:zhomezS10:zbin/bashx:810[root@SM-:S00::zhome^S1115ZB959root]#:zbm/bash【截取/etc/shadow相关内容】:99999:7::::0:99999:?::;mailuull:*?:17476:0:99999:7:::smmsp:?!:1747B:0:99999:7:::pcap:??:17476:0:99999:7:::apache:!?:17476:0:99999:7:::squid:?!:1747B:0:99999:7:::ueba1izer:??:17476:Q:99999:7:::xfs:!!:174?6:0:99999:?:::named:T!:1747&:B:99999:?::ntp:!!:174?6:0:99999:?:::gdm:!!:174?6:0:95955:?::;postgres:1!:17476:6;99999:7:::helen;51SH0tGGqI/S37xgBQBYtUS95zUYcgl640;17476:0student:SlSGDAL8yTPSq;snq55E4in2LUIzxFeluvl1:17476;rtnsnUejyfxYg:99999:7::::0:99999:?::;17476174761747617476SBE;pgCCkiRJSuU呂匚;17476:8S03HiEzEmflifinDsI:1747617476174761747617476HjRutXBueZleAUkab.NelizlbhZjlm4/knYx/ALgumkzEZU3.hiHE69010011ssss6oEF7EzjBZn/QLpfBSu.riXZ6gZqDL7sujoYwFoGshnJnLI0r/P9.174761747617476174763339999999999997777[rooteSM-1520959rootltt【抄写第一行和最后一行内容】St001:x:800:800::/home/st001:/bin/bashSt010:x:800:800::/home/st010:/bin/bash【抄写文件第一行和最后一行内容】St001:12345678St010:12345678【操作要求2】启动虚拟终端3,S10登陆。【截取登陆界面】localtiostlogin:318Password:Lastlogin:UedApr13Z3:0B:4Zonttyd-bash-2.05b$_4.4at进程调度【操作要求1】设置一个10分钟后执行的at调度。要求:统计系统中登录用户数,并将结果保存到who.txt文件中;向所有登录用户发送“TheComputerWillShutdownin5Minutes!”的消息;并在5分钟后重新启动系统。【操作步骤-设置at调度】[rootesri-15Z0959rootlttatnou+lOminutes【操作步骤-at命令】at>ulio.txtat>TheCampliterUli11Shu-tdounIn5Minuters?at><E0T>job1at2017-11-0615:29[rootOSI1-15Z0^53root]#【操作要求2】显示进程详细状态;显示等待中的at调度。【操作步骤1-显示进程】[rootOSM-15Z0959root]#ps-1FFIDCFBIMIADDRszUCHANTTYTIMECMDFSUID FID4S0 24782469 6 75a -1387uait4tty1bash4R0106182470 6 808-776—tty1PS[rootOSM-1520959root1#_1【操作步骤2-显示at调度】[rootP3M-1520959root]#atq1 ZB17-11-0615:Z3aroot[root(?SM-15Z0959root]4tI【操作要求3】删除等待中的at调度。【操作步骤】[rootPSM-1520559root]#atrm[root氈H-皿眄刊pootlfl4.5cron进程调度【操作要求1】查看系统时间。设置crontab调度,〔时间节点依照上课时间而变,主要还是要看到执行结果〕①每天晚上8:50查看系统中进程的状态;②每周一~五的9:00统计登入用户数并保存在文件中。③每月13,18,20日16:55向各位登录用户发送“Pleassubmitfinancialstatement.”信息。【操作步骤1-查看系统时间】ErootOSM-1520959root]#date116a 615:14:21CST2017[rooteSM-1520953root]#【操作步骤2-设置cron调度】[rooteSM-1520959rootincrontaL-e59Z0**«px89**1-5uhD>who.tx七551613>18jZB***ua1LPleasesutunitfins,ncia1statement"丁七mpxcrontab.SPSZ"3L, 98C【操作要求2】显示crontab调度的内容。【操作步骤及结果】[Joot(?SM-1520953rootlitcnontat-1nDONOTEDITTHISFILE-editthemasterandreinstal1.ttmp/crontab・27刁ZinstalludonUedApr1923:3?:36ZB17)tt(Cronuersion--$Id:crontab.c,u2.131994/01/1703:20:37uixieExpS)50Z0*«*ps09**1-5ulia>ulio.txt551613j18,Z0*■*ua11P1easesubmit
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 北师大版四年级上册数学第三单元 乘法 测试卷带下载答案
- 物业员工工作总结范文10篇
- 认真承诺我发誓
- 语文味激发学生学习兴趣的关键
- 语文学习心得与策略分享
- 货车司机聘用合同案例
- 购销合同书写规范及示例
- 购销合同范本格式写作规范
- 跟随大卫科波菲尔的英语脚步
- 运费结算合同协议编写指南
- DBJ-T 15-98-2019 建筑施工承插型套扣式钢管脚手架安全技术规程
- 城市排水工程图纸审查要点
- 2024年安徽合肥兴泰金融与创新研究院有限公司招聘笔试参考题库含答案解析
- 一个粗瓷大碗课件小学语文人教三年级上册
- 17.第8课第一框课件《我国的国体与政体》
- 23秋中国医科大学《医学科研方法(本科)》在线作业-学习资料(答案)
- 食堂服务人员配置
- 商务谈判的法律和合规问题
- 黄桃种植技能培训课件
- 山东师范大学《幼儿数学教育》期末考试复习题及参考答案
- 经济法:国有资产法律制度试题及答案四
评论
0/150
提交评论