平垫片
flat gasket
平垫
flat gasket
平垫圈
flat washer; plain washer
平衡式双端面机械密封
balanced double mechanical seal
平衡型密封
balanced seal
气密密封
air-tight seal
气体密封装置
air tight equipment
嵌缝密封材料
inlay sealing material; inlay sealing materials
强真空密封
hard vacuum seal; highest vacuum seal; utmost vacuum seal
强制密封
forced seal
全密封的
hermetic
全密封封装
hermetic package
汽缸垫片
cylinder gasket
钳口垫片
mouthpiece
配重天平
counterpoised balance
配阻平衡器
bazooka
盆腔中段平面
midplane
盆中平面
midpelvic plane
皮肤平滑肌瘤
leiomyoma cutis
偏心平面位置显示器
off-center plan-position indicator