air-proof; air tight,hermetic,gas tight,hermertically sealed,bubble-tight是什么意思

用法例句

Application of predispersed accelerator DM-75 in inner liner of TBR tire;

预分散促进剂DM-75在全钢载重子午线轮胎气密层中的应用

Application of reclaimed IIR in inner liner of BTR tire;

再生IIR在全钢载重子午线轮胎气密层中的应用

The design and processing technology of large tubeless OTR tires were described with the emphasis on inner liner and bead to ensure the air tightness of tire.

针对无内胎轮胎生产的关键——气密性问题,重点介绍气密层和胎圈设计,气密层胶采用CIIR/NR(并用比70/30)并用配方,厚度为3～5mm;钢丝圈采用19#胎圈钢丝生产,胎圈与轮辋着合直径选取适当过盈量,胎圈安全倍数在6以上。

Finite Element Simulation of the Gas Flow Field in the Dry Gas Seal Spiral Grooves;

干气密封螺旋槽内气体流场的有限元模拟

Application of the Tandem Type Dry Gas Seals in Light Hydrocarbon Pumps;

串联式干气密封在轻烃泵上的应用

Applications of Dry Gas Seal in Propane Pumps;

干气密封在丙烷泵上的应用

Dynamic pressure calculation of steady-state micro-scale flow field in spiral grooved dry gas seals;

螺旋槽干气密封稳态微尺度流动场的动压计算

A stability analysis for lubricating gaseous film of spiral grooved gas seals subjected to angular eddy motion;

螺旋槽干气密封润滑气膜角向涡动的稳定性分析