锯齿波形
sawtooth waveform
径向自紧密封
radial seal energized by internal pressure; radial self-seal
竞争性密封标单
competitive sealed bids
静密封
static seal
聚四氟乙烯密封
teflon seal
绝缘密封
insulated enclosure
卡萨里密封
Casale closure
可互换密封
interchangeable seal
空气密封管
air seal pipe
空气罩密封圈
air hood collar seal
空心金属O型环密封
O-ring closure
拉别令密封
labyrinth seal
径向膨胀
radial dilation
局部膨胀
differential expansion
聚四氟乙烯膨胀圈
teflon compensator
绝热膨胀
adiabatic expansion
科伐共膨胀合金
covar
科伐铁镍钴共膨胀合金
covar
可以膨胀的
expansive
空气膨胀
air expansion