In aerospace devices the weight of the necessary power producing equipment is .A. vitalB.

发布时间:2020-08-14 23:32:48

In aerospace devices the weight of the necessary power producing equipment is     .
A. vital
B. possible
C. capable
D. reliable

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(答案→)A. vital
B. possible
C. capable
D. reliable
解析:  vital 极其重要的。本题译文:在航空航天装置中必要的动力设备的重量问题是至关紧要的。
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