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- At last, the test for the MA60 APU noise with the micro perforated absorber is present in this paper. 最终将微穿孔板消声器安装到新舟60飞机APU的排气管道上在飞机场进行现场测试，得到了满意的降噪结果。
- Results show that the acoustic system of micro perforation plate can effectively reduce discharge noise. 试验表明,微穿孔板吸声结构可有效地降低排气噪声。
- The Calculations and Applications of Micro Perforated Panel Absorber 微穿孔板吸声结构计算及其应用
- Theoretical and Experimental Study of the Micro Perforated Panel Muffler for Pneumatic Motor in Roof Bolter 锚杆钻机气动马达微穿孔板消声器的理论分析与实验研究
- Sheets of postage stamps are perforated. 一张张的邮票都打过接缝孔。
- The target was perforated by bullets. 靶子上全是子弹打穿的孔。
- Having no opening; not perforated. 不开口的，不穿孔的
- How fast does the new micro process the data? 这新微型计算机处理数据有多快?
- A corrugated or perforated conducting plate in a storage battery. 极板网栅，蓄电池电极板蓄电池中呈波纹状或有孔的导电板
- In perforated continuous forms paper, the interval between cuts. 在穿孔的连续格式纸上，割线之间的间距。
- micro perforated 微穿孔
- We put the sale statistics on to the office micro. 我们把销售统计数字输入办公室的微机电子计算机中。
- A perforated nozzle for spraying water from a hose or sprinkling can. 莲蓬式喷嘴一种使水从管子或喷水壶里喷洒出来的有孔的喷嘴
- The broken ribs perforated into his lung. 折断的肋骨刺穿了他的肺。
- The nail perforated her coat and left an ugly rip. 钉子穿透她的上衣，留下一块难看的破绽。
- Ignite the magnesium ribbon using a micro burner. 用微型灯点着镁带。
- The worms have perforated the mucosa to suck blood. 虫体钻入粘膜吸血。
- The bullet perforated his skull. 子弹射穿了他的脑袋。
- WENZHOU HUANGHE MICRO FIBRE CO., LTD. 温州黄河超细纤维有限公司。
- Simple Signal Source based Micro Controller. 单片机简易信号源。短句来源。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
