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 defect of air hole is ubiquitous when welding the aluminium or aluminium alloy with MIG. This paper affords the prevention measures from the aspects as fieldwork, especially paies attention to experience.
铝及铝合金MIG焊接时气孔缺陷的发生极其普遍，文章从现场的各方面给出了工艺预防措施，尤其注重了现场的经验性。 - 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。 - However, if you put all the people wake up, how the house is not possible to make an air hole to do?
不过，如果你把所有的人醒来，如何房子是不可能作出气孔做什么？ - 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。 - 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。 - 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。 - The defects of welding of pure aluminum are air hole, un interfuse, occlude and holding wolframium, etc.
纯铝在焊接过程中存在的主要缺陷是气孔、未熔合、夹杂及夹钨等。 - Some materials and the surface of construction work suffer air hole easily.
在质量通病防治过程中，有些材料和工程某些部位容易出现空鼓。 - A plurality of transverse baffles are positioned in the cylinder, on which an air hole, a weir and a tube for catalyst flow are positioned and on top or bottom of which a vapor inlet is positioned.
筒体内设有横向隔板，隔板上设有通气孔、堰和降剂管，隔板上面或者下面设有蒸汽进口。 - According to air pressure inside rotary cavity flow, cavity diameter of rotary cavity flow and ventilation volume of air hole, basic flow pattern of this type of tunnel can be classified as submerged, absorbing and free flow patterns.
这种泄水道的流态可根据空腔环流内的气体压强、空腔直径和通气孔的通气量的变化规律分为淹没流流态、吸允流流态和自由流流态；