索尼新款降噪耳塞，也采用MEMS技术，声称可以消除90%背景噪音，该耳塞有三种不同的设置：飞机；火车和公交；一般办公室喧哗。
It claims these can eliminate more than 90% of background noise. The earbuds have three separate settings: one for planes, one for trains and buses, and one for general office hubbub.
基于计算机仿真，设置地面场景验证了新算法的降噪效果，同时以ERS-1/2真实数据验证了新算法的有效性。
Based on computer simulation, certain terrain is set and the effect of noise reduction of new method is verified. ERS-1/2 real data are also used to verify the validity of the new algorithm.
可以设置一个阈值来降噪，并筛选出未按指定量更改的行的表视图中的所有数据。
A threshold can be set to reduce noise and filter out any data in the table view of the rows that have not changed by a specified amount.
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