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- noise silencing ratio 静噪率
- On the Noise Silencing in the Channel of Electronic Measuring Apparatus 电子测量仪器信道噪声的对消
- The article states that the noise of main axial compressor set in giou giangrefinery is reduced by measn of noise inoulator cover and ting hole noise silencer,and asatisfactory enviroment is obtained. 本文论述了采用隔声罩和微孔消声器降噪的方法,降低了九江炼油厂主风机组的噪音,获得了良好的环境。
- A loud noise from the street diverted my attention. 街上一阵喧闹声转移了我的注意力。
- The noise awoke her from her revery. 这声音把我她从沉思中惊醒。
- That noise is driving me frantic. 那种噪音真要把我弄疯了。
- The thick walls deadened the noise from the street. 这道厚墙隔绝了街上的噪音。
- A noise abatement notice is served on the club. 向俱乐部发停止大声喧哗的通知。
- The noise of traffic grows louder and louder. 交通的噪音变得愈来愈大。
- The noise struck terror into their hearts. 那声音使他们心里产生恐惧。
- Initial Noise and Noise Silencing Life of NSK Bearing Used in Househould Elctrical Appliance NSK家电轴承的初期静音及静音寿命
- He turned around as he heard a noise behind him. 他听到身后有响声,便转过身来。
- The boy jumped up in surprise at the sudden noise. 突如其来的响声吓得这个男孩跳了起来。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The loud noise made me leap out of my skin. 这么响的声音吓了我一大跳。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- His nerves were frayed by the noise of traffic. 他被交通噪音弄得神经紧张。
- It's no use silencing opposition. 压制反对意见是无济於事的。
- She feels wearisome by the constant noise. 她很厌烦那些没完没了的嘈杂声。
- The horse shied at the loud noise. 那马听到巨大的响声时惊得往后倒退。