1.
In this paper, a new hybrid absorption method is brought forward and a new hybrid absorption system is designed which is composted of a layer absorption material and movable rigid panel.
提出了一种新的半主动吸声方法，并设计了一种新的半主动吸声系统。
2.
Development of Autonomous Cleaning Robot Powered by Ultrasonic Motors;
超声电机驱动的自主吸尘机器人研制
3.
A spasm of the diaphragm resulting in a rapid, involuntary inhalation that is stopped by the sudden closure of the glottis and accompanied by a sharp, distinctive sound.
呃逆不由自主的隔膜痉挛性吸气动作被声门的突然关闭而制止，伴随有尖锐，特殊的声音
4.
a quick reflex inspiration suddenly checked by closure of the glottis producing an audible sound.
不由自主的隔膜痉挛性吸气动作被声门的突然关闭而制止，伴随有尖锐、特殊的声音。
5.
Among the six patients, three had masses in the left lobe, and three the right lobe.
症状主要为颈部包块、声嘶或呼吸困难。
6.
commanded active sonobuoy system
指令主动声纳浮标系统
7.
command active sonobuoy system
指令主动声纳浮筒系统
8.
sound - absorbing material and sound - absorbingconstruction
吸声材料和吸声结构
9.
Active Acoustics Control of Threedimensional Enclosed Sound Field
三维闭声场主动声学控制理论与应用
10.
emit a cry intended to attract other animals; used esp. of animals at rutting time.
发出叫声来吸引其它动物；尤其用于发情的动物。
11.
Effect of respiration on ventricular septal movement by echocardiography
超声心动图观察呼吸对室间隔运动影响的方法
12.
Status of Smoking and Passive Smoking Among Students in Beijing in 2008
北京市2008年学生主动和被动吸烟状况
13.
The Aerodynamic/Structure Design of Subsonic Aspirated Compressor Cascade;
亚声速附面层抽吸式扩压叶栅气动/结构设计
14.
Semi-passive Multiple Patches Piezoelectric Sound Absorption Technology and Its Electrical Equivalent Model
半被动多层压电吸声技术及其电路模型
15.
Impact of suction position on starting of hypersonic inlet
抽吸位置对高超声速进气道起动性能的影响
16.
A sexual invitation or overture.
调情或勾引性的吸引或主动表示
17.
This anti-smoking campaign is mainly aimed at young teenagers.
这场反吸烟运动主要是针对青少年的。
18.
He was always preaching exercise and fresh air .
他老是倡导运动并主张呼吸新鲜空气。