2. 职称英语
  3. Which of the following gives a general idea of how the noise killing system work

Which of the following gives a general idea of how the noise killing system work

游客2025-07-29  9
问题 Which of the following gives a general idea of how the noise killing system works? [br] Besides its main use the noise killing system can______.
选项 A、make a car lighter
B、make a car quieter
C、reduce the cost of a silencer
D、improve the performance of a silencer
答案 A
解析 通过文章第三段：Another good thing about  the use of noise-killing systems is that it saves the need for a silencer；this not only reduces the weight of a car...可知，应用了这项设备，还可以降低汽车的重量。所以正确的答案为A。
转载请注明原文地址:http://tihaiku.com/zcyy/4181251.html
相关试题推荐
随机试题
最新回复(0)