英国机场管理局以及政府认为，由于飞机的噪音和污染都在降低，额外的航班便将在可允许的范围之内。
BAA and the government think that because aircraft are getting quieter and cleaner the extra flights will be bearable.
通用航空公司的飞行管理系统(FMS)可以缩短飞行路径和降低闲置推力从而降低燃料消耗、排放和噪音。
Ge's flight management system (FMS) provides the ability to fly shorter flight paths and idle-thrust descents which reduces fuel consumption, thereby lowering emissions and community noise levels.
这是一个管理朋友圈并且剔除你社交图谱里一些“噪音”的好方法。
This is a perfect way for one to manage the friend circle and get rid of some of the noise in your social graph.
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