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 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。 - 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； - Dependence of Image Resolution on the Air Hole Shape for 2D Photonic Crystal Slab Lens
二维光子晶体的空气孔形状对负折射平板透镜成像分辨率的影响 - 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。 - 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。 - This thesis describes this technique in detail, and studies anamorphic core-shape PCF and mode converters based on controlled air hole collapse theoretically and experimentally.
本文对PCF的选择性空气孔塌缩技术进行了详细地介绍，并对应用该技术制成的纤芯变形PCF和模式转化器进行了理论分析，以及相应的数值模拟和实验研究。 - Dispersion Properties of Photonic Quasicrystal Fibers with an Air Hole Varying Cladding
包层空气孔渐变的准光子晶体光纤的色散特性研究 - The results show that regulation of air hole diameter and the cladding air hole pitch size, change the media filling ratio, can effectively control the photonic crystal fibers.
结果证明，调节空气孔直径和包层空气孔间距的大小，改变介质的填充比，可以有效地控制光子晶体光纤的色散。 - Some technical research of EBW are carried out in allusion to the air hole of weld and descend of toughness in the welding of material of.
针对工业纯钛在焊接过程中易形成气孔并发生塑性下降等问题，采用真空电子束焊进行焊接工艺研究。 - 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