airproof connection PVC material 电缆连接密封材料
flexible airproof 柔性密封
airproof f 不漏气的 ; 不通气的
airproof cabin 密封舱
airproof gate 密封门
Because of its high elasticity and electric insulation, rubber can be used in making tires, shock absorbers, airproof loops and electric insulation.
橡胶因为具有高弹性和绝缘性，常被用来制作轮胎、减震器、密封圈和电绝缘材料。
Examine the airproof of the connection between filter and the stove.
检查净化器与灶具之间连接的气密性。
The kind of product joins lead onto the end of the heating wires and airproof the joint.
线状（带状）加热器是将发热线（带）端部接上导线，并对连接外进行密封而制成的电加热器。
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