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- Objective To find out the reason of "dithering" of exhalation valve plate in pressure oxygen mask under high overpressure condition. 目的找出加压供氧面罩呼气活门的活门板在高余压状态下发生“抖动”的原因。
- Kuo, Y.M., C.Y. Lai, C.C. Chen, B.H. Lu, S.H. Huang, and C.W. Chen. Evaluation of Exhalation Valve, Annals of Occupational Hygiene, 49:77, 563-568 (2005). 黄盛修、陈春万、叶文裕；市售防尘口罩滤材对奈米微粒捕集效率研究，劳工安全卫生研究季刊，第十三卷第一期，第264-274页（2004）。
- Method Dynamic model of the exhalation valve plate in pressure oxygen mask was established.Aerodynamic force on the plate was determined by flowfield computing. 方法建立加压供氧面罩呼气活门板的动态数学模型,活门板上的气动力由流场计算确定,采用实验测量结合数值仿真的方法,对呼气活门板的动态特性进行了数值分析。
- A valved respirator is designed to allow for easy exhalation through a one-way exhalation valve. 答：带呼气阀的呼吸防护口罩，其设计是靠一个单向开启的阀，直接将呼气排出口罩之外。
- Sufficient exhalation valves to ensure that the pressure change within the suit does not exceed 1 mbar 1 minute. 充分的呼气阀以保证在服装内部的气压变化在1分钟不超过1毫巴。
- Numerical Simulation of Dynamic Characteristic of Exhalation Valve Plate in Pressure Oxygen Mask 加压供氧面罩呼气活门板的动态特性数值模拟
- Have you turned off the water valve? 你关掉水阀了吗？
- We need an eye bolt to fit this valve. 我们需要一个有眼螺栓来固定这个阀门。
- He soon detected the faulty valve. 他很快查到了出毛病的阀门。
- A short, forceful exhalation of breath. 喘息短促而有力的呼气
- exhalation valve 吸气阀
- As closely linked as inhalation and exhalation. 像一呼一吸这样联系紧密。
- The pump sucks air out (of the vessel) through this valve. 这台泵通过这个阀门把(容器中的)空气抽出。
- The exhaust valve on my car have burn out three times. 我车子上的排气阀已烧坏三次。
- The exhaust valve on my car has burnt out three times. 我车子上的排气阀已烧坏三次。
- Speech results from chopping up an exhalation into separate sounds. 把一次呼气切换成各不相同的声音就形成了语言。
- Composed of a single valve or piece. Used of a shell. 单瓣的由单个瓣膜或部分组成的。用于壳
- Take a full inhalation and exhalation after each reading. 每次读的时候做一次完整的呼气和吸气。
- This valve regulates the flow of water. 这个阀门控制着水的流量.
- An organ,such as the siphon of a clam,that is used for exhalation. 发散管用于蒸发或发散的器官，如蛤的发散水管。
