科技英语语法考题

科技英语语法考题

考试时间：120分钟

系班:________________学号:________________ 姓名: _____________ 得分: ___________

I、英译汉（每题3分）

1. One-time write of the desired data into an erased（插干净了的）PROM is all that is required

to store information quickly and permanently.

2. Of the variety of aberrations（像差）the image（像）formed by a single lens is subject to,

perhaps the most familiar is the presence of fringes（不重合）of color around whatever is being viewed.

3. Since transformers（变压器）are large, heavy, and expensive, their elimination from the

circuit（电路）results in considerable savings.

4. Every element（元素）exhibits（显示）a unique line spectrum（线谱）when a sample of it

is suitably excited（激励），and its presence in a substance of unknown composition （构成）can be ascertained（确定）by the appearance of its characteristic wavelengths（特征波长）in the spectrum of the substance.

5. The solution（溶液）of water and other materials in which the tissues（人体组织）are bathed

is slightly salty, an interesting reminder（暗示）of the first living cells（细胞）which originated in the sea.

6. The ability of the modern computer to perform rapid calculations on large, complex

problems has resulted in the recent development of computational techniques not considered in the past.

7. Attractive as these theories and explanations are, there is no direct evidence that the child

has a special language learning capacity which is totally absent in the adult.

8. The second aspect（方面）to determine our progress is the application by all members of

society of the special methods of thought and action that scientists use in their work.

9. The two answers, of course, are identical（相同的）, but how much more simply the energy

principle（能量原理）leads to the final results!

10. Stereophonic（立体的）sound, or “stereo,” as it is usually called, refers to a sys tem of

recording or sound transmission using multiple microphones（话筒）and loudspeakers（扬声器）.

11. Broadly speaking, computer security is keeping anyone from doing things you do not want

them to do to, with, on or from your computers or any peripheral（外部的）devices.

12. Not as familiar is the fact that any substance whatever will be influenced by the magnetic

field, although to an extent which is extremely small compared with a substance like iron. 13. Each element (元素) when vaporized (汽化) has its own set of frequencies it is able to emit

or absorb, in a pattern as characteristic of that element as a set of fingerprints is of an individual human.

14. In any one example, h will either be always odd (奇数的) or always even (偶数的), which is

all that matters, so that ( - 1)h will always be uniquely (唯一地) determined.

15. Symbols used in assembly（汇编）language programs are made up of letters and digits（数

字）, with the first character（字符）of the symbol a letter.