Marine mammal observers and passive acoustic monitoring (PAM) systems were deployed, with soft-start of sources to minimize impact on wildlife.

此外，还部署有海洋哺乳动物观察员和被动声学监测（PAM）系统，同时采用电源软启动，以此减少对野生动物的影响。

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According to the results from both the acoustic monitoring and the multi-point extensometer monitoring on the powerhouse made during past two years, the loosen zone of the rock is defined as 0.

根据地下厂房近两年的声波监测和多点位移计监测结果，确定了围岩的松动圈范围在0。

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Treatment options for acoustic neuroma include regular monitoring, radiation and surgical removal.

听神经瘤的治疗包括定期检查、放射疗法和外科手术切除。

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As if the nation's overexcited and misguided border vigilantes didn't have enough ways to trigger alarms and bedevil the U.S. Border Patrol (whose job is hard enough as it is), University of Arizona researchers have developed Helios, a monitoring system that uses an acoustic sensor to detect movement via fiber optic cables buried beneath the US-Mexico border.

ENGADGET: UA engineers develop 'invisible,' fiber optic border monitoring system