air hole
英 [eə(r) həʊl]
美 [er hoʊl]
通气孔
英英释义
noun
- a hole that allows the passage of air
- a local region of low pressure or descending air that causes a plane to lose height suddenly
双语例句
- The measures to control the vapor purging time and flow rate of vapour, enlarge the oil-gas space and increase the number of air hole as well as venting area are given, which can effectively prevent the tank top from cracking.
提出采取严格控制扫线作业时间和扫线蒸汽流量，增大油气空间的体积和增加罐顶通气孔数量和面积等措施，可有效地预防该类事故的发生。 - It mainly include two types: the dielectric cylinder and air hole; Their filter characteristics are studied systematically.
主要包括介质圆柱和空气圆孔两种类型，系统研究了它们的滤波特性。 - Study on Aeration and Air Hole Place in a Low Water Head and Great Flow Rater Inverted Siphon System
低水头大流量倒虹吸进口掺气及通气孔设置问题研究 - Dispersion Properties of Photonic Crystal Fiber with Composite Square Air Hole Lattice
复合四边形空气孔格点光子晶体光纤的色散特性分析 - The utility model comprises a jar body, a jar lid, an air hole, a cushion ring, internal screw threads and external screw threads.
本实用新型由坛体、坛盖、透气孔、垫圈、内螺纹和外螺纹构成。 - One important result is that the non-intentional birefringence depends on the mean air hole diameter, and a increase of the size of the fiber structure the birefringence.
结果表明，由孔径分布不规则所产生的双折射的大小主要取决于空气孔直径的平均值。 - It is not necessary to set air hole at the inverted siphon tube mouth and also no need to have the top of the tube entrance lower than the water level of the minimum for the tube.
倒虹吸管进口不需要设置通气孔，也没必要使倒虹吸进口顶缘低于倒虹吸管通过最小流量时进水口前的水位。 - The effect of disordered change of photonic crystals is studied on the blue LED light extraction efficiency, such as air hole, the radius, and etched depth.
主要研究了光子晶体空气孔位置、半径和刻蚀深度的无序变化对蓝光LED光提取效率的影响。 - The air hole of the oil box's top can not jam by the sundries or dirty thing.
油箱顶部加油口盖有一空气呼吸孔不能被杂件堵塞。 - Designed with a form as from top to bottom and group drilling set, a new type of drilling machine for air hole for automatic molding line has been awarded a national patent.
新型钻气孔机用于全自动造型线，设计采用自上而下、群钻气孔方式。该设计已获得国家专利。