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选择性渗透
 选择性渗透
oil selective permeation
| 隔膜
 隔膜
accum. separator
ecol. septum
life.sc. dissepiment; septum
met. curtain; iris; membrane; separating diaphragm
skydive. diaphragm

to phrases
选择性渗透
oil selective permeation
选择性渗透
: 12 phrases in 7 subjects
Chemistry1
Electronics1
General3
Metallurgy1
Oil / petroleum2
Polymers2
Technology2