extraneous noise中文什么意思

寄生噪声

• extraneous:    adj. 1.体外的，外部的；外来的 ...
• noise:    n. 1.声音，声响。 2.叫喊；嘈 ...
• extraneous noise level:    外来噪音声级

例句与用法

1. Sting ray represents the first generation of programmable torpedoes and attention has been turned to the problems of how to harness the vast computer powers now available with their associated software programs , how to package the maximum computer power in the smallest possible space , and how to improve still further the processing and filtering techniques so vital to exclude extraneous noise and vibration
   译文：在舰长相信（船的）倒车动力能够保证他及时停船，从而高速冲进泊位靠岸，以炫耀其漂亮的操船技巧的时候如果发生这类事故，其结果就可能是舰首被撞得粉碎，或者出现比这更糟糕的事故，而事故发生的原因不是出于执行某重要任务的需要，而仅仅是出于某种蛮干心理。