PanLinx
普通话
cmn-000
密封性
English
eng-000
airtightness
English
eng-000
imperviousness
English
eng-000
leak tightness
English
eng-000
leak-proofness
English
eng-000
leakproofness
English
eng-000
tightness
русский
rus-000
плотность
PanLex