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科技英语写作课后答案.pdf
练习1
I、在下列每个句子的空白处填上适当的冠词(如果必要的话),然后将句子译成汉语:
1. There has been _____ ever greater interest in this subject.
2. The power rating is the maximum power the resistor can safely dissipate without too
great _____ rise in temperature.
3. Its primary disadvantage is _____ increase in noise.
4. _____ successful design of the equipment requires _____ detailed knowledge of the
performance specifications.
5. In _____ Bohr model of the hydrogen atom, _____ single electron revolves around _____
single proton in a circle of radius R.
6. The unit of frequency is _____ hertz.
7. If _____ voltage is applied across _____ circuit, _____ electric current will flow in _____
circuit.
8. _____ Fig. 5-1 shows _____ Oersted’s experiment.
9. We should use _____ 18-volt battery here.
10. _____ machine is _____ device for transmitting force to accomplish _____ definite
purpose.
11. _____ hydraulic press will be considered in _____ Chapter 14.
12. _____ study of fluids in motion is one of _____ more difficult branches of mechanics
because of _____ diversity of phenomena that may occur.
13. It is easy to determine _____ value of _____ parameter μ.
14. By _____ Eq. (2-1) we have _____ following relation.
15. It is necessay to use _____ S-shaped tube here.
16. The authors work at _____ University of Texas at _____ Arlinton.
17. This is _____ R-bit transformer.
18. _____ XOR gate must be used here.
II、将下列句子译成英语,注意正确地使用冠词:
1、这是一个h 参数 (parameter )。
2、现在我们转向 (turn to )讨论一下局域网 (local area networks )。
3、Bainbridge 质谱仪 (mass spectrometer )是与光谱仪 (optical spectrometer )一样重
要的仪器。
4、必需求出为使一个电子通过(travel )这一段导线 (length of the wire )需要多长的
时间。
5、物质 (substance )的密度 (density )是其每单位体积的质量 (mass )。
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