air hole

英 [eə(r) həʊl]

美 [er hoʊl]

通气孔

机械

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
  Synonym:air pocketpocket

双语例句

• 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。
• 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
• Open the air hole; the fire is dying down. Sheets of postage stamps are perforated.
  把气孔打开，火要熄了。大张的邮票上打有齿孔。
• 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。
• 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。
• 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 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 influence on dispersion of air hole size and air hole pitch in the photonic crystal fiber cladding is studied, and the possibility of designing photonic crystal fibers by the normalization technique for different dispersion-related applications is discussed.
  研究了光子晶体光纤包层空气孔大小和空气孔间距对色散的影响，并探讨了利用归一化色散设计具有不同色散特性的光子晶体光纤的可能性。
• 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。
• 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。