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。 - 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。 - 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 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。 - Open the air hole; the fire is dying down.
把气孔打开，火要熄了。 - 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。 - 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 - 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 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。