老师补充材料中的例句.doc

老师补充材料中的例句被动1. First of all .the preparation for giving the injection must be carried out. In selecting the medication, it must be triple checked to ensure that the right medication and dosage is being given .This is done by checking the order against the medication card., against the label on the drug container.2. The Bessemer process uses a furnace called a converter”. The outside of the converter is made of steel plates. The inside is lined with bricks. The converter is tipped on to its side and the charge of molten iron is poured into the top. Then the converter is put upright again. A blast of air is blown through holes in the base of the converter. This is called the blow.酸性转炉法使用称为“转炉”的高炉。转炉的外壳山钢板制成.内部用耐火砖衬砌把转炉向侧倾转后.从炉顶上把铁水倒入炉中.丙把炉子转回直立位置.从炉子底部的孔中把空气吹入炉中称为“鼓风。3.The pressure that makes electrons flow along wires is called” voltage.使电子沿着导线流动的压力称为电压4.Many car engines are cooled by water。许多汽车发动机都是用水冷却的。5. The machines should be handled with great care.这些机器应小心轻放。6. The surface must be cleaned表面必须清扫干净。7. A new device was put in the chimney and so no harmful dirty smoke spread out.一种新的装置装入了烟囱.从而有害的污烟便不再冒出来。8. Several approaches to the problem of ladle skull slag or deoxidation-scum removed was being tried罐内结渣.炉渣或脱氧浮渣清除问题的几项解决方案正在实验中。9. Friction can be reduced and the life of the machine prolonged by lubrication.润滑能减少摩擦.延长机器寿命。10. Communications satellites are used for international living transmission throughout the world全世界都将通讯卫星用于国际间的实况转播。Stroke victims should be warned to stop smoking, to exercise and control cholesterol.应当警告脑中风患者停止吸烟、加强锻炼和控制胆固醇。11. Potassium and sodium are seldom met in their natural state.人们很少见到自然状态的钾和钠。12. Temperature is changed quickly from room temperature to 125C and is held there for at least 15 minute.使温度很快地从室温升高到125C.并至少保持15分钟。13. The unpleasant noise must be immediately put an end to.必须立即终止这种讨厌的噪声。14. Account should be taken of the low melting point of this substance.应该考虑到这种物质的熔点低。15. Solution to the problem was ultimately found这个问题的解决方法终于被找到了。16. When the electrons fly away from the hydrogen nuclei, they are attracted toward the oxygen atom、当氢原子的电子飞离其核时,这些电子就被吸向氧原子。17. The outside of the converter is made of steel plates转炉的外壳由钢板制成。18. Because of its cost, it is limited in practical use. 由于成本问题.它的实际应用受到了限制。19. After sealing the header is cleaned and then the leads are clipped to the desired length.封焊后把底座清洗干净.然后把引线剪到所需长度。20. The temperatures and pressures are controlled and adjusted with these switches.温度压力是用这些开关来调节的.21. Plastic articles are not damaged by water.塑料制品不会为水所损坏。22. The isolation of the rural world, because of distance and the lack of transport facilities, is compounded by the paucity of the information media.山于距离远，又缺乏交通工具，使农村社会与外界隔绝，而这种隔绝又由于通讯工具不足而变得更加严重。22. Air that is cooled suddenly shrink as some of the moisture is squeezed out and clouds are formed.突然冷却的空气，由于挤出了部分水分，体积收缩就变成了云。23. The virus is quickly killed upon exposure to the air.这种病毒接触空气就会迅速被杀死。24. Compounds cannot be separated by physical means. 化合物不能用物理方法分开。25. The hole is made with a drill.孔是用钻头钻成的。26. Other advantages of our invention will be discussed in the following.本发明的其他优点将在下文中子以讨论。27. All these confusing questions can be avoided by using the passive所有这些混淆不清的问题都叫可以用被动语态来加以避免。28. All library books should be returned by the end of June所有图书必须在6月底前归还。29. Mathematician is used in many different fields.数学应用在许多不同的领域。30. The non-medical use of certain drugs is forbidden in the united States.美国禁止某些麻醉药品用于非医疗方而。31. Heat and light can be given off from this chemical change这种化学反应能释放光和热。32. A computer can be given information or orders in various ways我们能以各种方式给计算机发出指令或信息。33. Air is known to be a mixture of gases.人们知道空气是一种气体混合物。34. When a leaf is looked at under a microscope, it is seen to have thousands of little breathing pores.如果把片叫子置于显微镜下观察，就会看到数千个微小的气孔。35. Organizational leadership must be made fully equal to the task of ensuring the realization of the political slogans and decisions of the party.必须使组织上的领导能完全保证党的政治口号及其决议的实现。定语从句1. All substances which can conduct electricity are called conductors.一切能导电的物质叫导体。2. Ice is frozen water or water that has become solid.冰是冻结的水或成为固态的水。3. The force that causes everything to fall toward the ground is called gravity.使一切东西落向地面的力称为重力。4. The arteries and veins do not allow anything to pass through their walls, but the capillaries, which are the smallest blood vessels, allow water and other small molecules to pass into the tissues.人动脉和静脉不允许任何东西通过，然而最小的血管毛细血管则可以让水分和其他微分子通过并进入组织。5. They are especially interested in finding cures for illnesses which western medicine has found incurable”.他们对寻求适合于疾病的疗法特别感兴趣而这此疾病被西医认为是不治之症。6. The individual then exhaled into a Spiro meter, which measures volume and rate of air exhalation and these measurements were automatically transmitted to the computer.这个人往肺活量计里呼气，肺活量计测出呼气量和呼气率所有这些测定数数字都自动地传给计算机。7. It looked like a shooting star at first, but then the track of light broadened into two things that looked like rocket exhausts and the thing came down without a sound.一开始像是流星.可接着那轨迹越来越亮.变成两个光点.就像是火箭喷出的气流.那个东西一点没出声就着落了。8. The patient with peritonitis is a pitiful child, whose mother and sister contracted cancer one after the other.这个患腹脑炎的病人是个可怜的孩子.母亲和姐姐相继患了癌症。9. The liquid fuel rocket is used in an aircraft as well as for research in the upper air and for putting earth satellites into orbits, which is continually being improved.液态燃料火箭不断地得到改善它用在飞行器上，也用来研究高层大气和把地球卫星送入轨道。10. Filtration is a simple process of passing the liquid through a sieve in which the holes are too small to allow the passage of the solid.过滤使液体通过筛子的简单过程，因筛孔特小，固体不易通过。11. To make an atom bomb we have to use Uranium235, in which all the atoms are available for fission.制造原子弹必须用铀235因为它的所有原子都可裂变。12. All the astronauts who have spent time in artificial satellite are trained scientists.所有宇航员山于把时间都用在人造卫星上了因而成为训练有素的科学家。13. Many of main lines which pass over the greatest bridges brought into existence without these structures, which thus have justified the immense cost involved.许多铁路干线越过雄伟的大桥.穿过长长的隧道.要是没有这些桥隧建筑物.线路就不可能建成。因此.虽然花了大量的费用也是值得的。14. Diamonds also have a very high near resistance which causes diamond cutting tools to have a very long tool life.金刚石也具有很高的耐磨性.从而使金刚石切削具有很长的使用寿命。15. There are also marked differences in cyto chemical reactions of the septal cells and free macrophages that suggest that they are functionally distinct. 隔细胞和游离巨噬细胞的细胞化学反应也有显著差别因而表明他们的功能是有区别的。16. Matter has certain features or properties that enable us to recognize it easily.物质具有一定的特征或特性.所以我们能够容易识别各种物质。17. The bulb is sometimes filled with an inert gas which permits operations at a higher temperature.灯泡有时充入惰性气体为的是能在更高的温度下工作。18. ECT is economical, that is used to treat affective disorder.电休克经济实惠.用以治疗情感性精神病。19. There is a minimum size for the reactor at which the chain reaction will just work.要使链式反应刚好会维持下来.反应堆就要有一个最起码的尺寸。20. A gas occupies all of any container in which it is placed.气体不管装在什么容器里.都会把容器充满。21. In spite of the cost, which varies from four to six times that of other tool steels, high-speed steel is the most widely used cutting material.尽管高速钢的成本是其他工具钢的四至六倍.但它仍然是用得最广的刀具材料。22. He would be a short-sighted doctor who merely used drugs treatments and did not use other physical treatments.谁如果只采用药物治疗而不采用其他物理治疗.那他就是一个目光短浅的医生。23. The melting point of steel t