专业英语试卷11级B.doc

一、Translation these Terms into Chinese （20 分）
1.vertical-spindle machining center
2.horizontal-spindle machining center
3.universal machining center
4.tool-changing time
5.tool changer
6.carbide tool
7.carb on steel
8.alloy steel
9.carbon tool steel
10.alloy tool steel
11.c ast iron
12・ cast iron gear
13・ compacted （vermicular）graphite iron
14. white cast iron
15・ malleable iron
16.materials engineering
17.materials scienee
1& materials scienee and engineering 19.polymeric materialsorganic materials 二、Translation these Terms into English （20 分）
1.第三角投影
2.间隙配合
3.铸造成形工艺
4.力学性能（机械性能）
5.高分子材料
6.应用稈•序
7.计算机绘图
8.计算机辅助工程
9.计算机辅助经营
10.计算机辅助设计和绘图
11.合金钢
12.金屈成形丁艺
13.金属制造工艺
14.金属去除（机械加工）工艺
15.壳型铸造
16.淬透性
17.淬硬性
18.表面硬化，渗碳
19.硬度分布（驶度梯度）热处理规
南京工业职业技术学院
2 01 3/2 014第一学期期末考试试卷（B）
闭卷【丿】课程：专业英语岀卷人：谢云舫考试类型：开卷【】适用班级： ________ 机自1111/21 __________________________________
班级学号姓名
三、Translation of Sentences （40 分）
1. In order to understand the fabricating characteristics of cast irons, it is necessary to
become familiar with the character is tics of the metal and the various types and
classifications that are avai lable.
2・ To draw a view out of place is a serious error and is gen erally regarded as one of the worst possible mistakes in drawing・
3・ In technical drawing, these fixed terms are used for dimensions taken in these directions, regardless of the shape of the object.
4.Without interchangeable manufacturing, modern industry could not exist, and without,
effective size control by the engineer, interchangeable manufacturing could not be achieved・
5.A manufacturer of children" s tricycles would soon go out of business if the parts were
made with jet-engine accuracy—no one would be willing to pay the price.
6・ Irons with a carbon equivalent of over 4. 3% are called hypereutectic and are
particularly good for thermal-shock resistanee, such as for ingot molds.
7.To determine the elongation, the increase in distance between two referenee marks, scribed
on the specimen before test, is measured with the two halves of the broken specimen held
together.
8.Ceramics are also used i n such con sumer products as pai nts, pl as tics and ti res, and
for industrial applications such as the tiles for the space shuttle, a catalyst support, and the oxygen sensors used in cars.
9.The part program may be prepared at a remote site by the programmer, and it may incorporate in
formation obtained from drafting software packages and from machining simulations, in order to ensure that the part program is bug free.
10.With most of the medium-carbon forging steels, alloyed and unalloyed, normal izi ng is
highly recommended after forging before mac hi ning to produce more homogeneous structures, and in most cases, improved machinability.
四、Translation of Reading materials・（20 分）
History of Seat Belts.
Most cars have seat belts as part of their equipment. Seat belts protect drivers and passengers in case of accident. They also reduce the effect of a crash on the body. Safety experts estimate that the restraining devices save thousands of lives a year in the United States alone・ Worldwide, some experts, say the devices have projected up to a million people・
The first seat belt was said to have been created in the 1800s by George Cayley of England. He is remembered for many inventions, especially for early "flying mtichines： The United States first recognized the invention of an automobile seat in 1849・ The government gave a patent to Edward J.Claghom of New York City so that others would not copy his invention.。