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
- 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。 - 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。 - 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 - 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。 - 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。 - 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。 - 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。 - Planting bar used syringes from the bottom of the hole to put adequate amounts of external uniform adhesive filling injection hole, pay attention not to air hole inclose.
使用植筋注射器从孔底向外均匀地把适量胶粘剂填注孔内，注意不要将空气封入孔内。 - 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； - 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。