防护管 meaning in Chinese

guard tube

Aerospace series - pipe coupling 8 30 ' - protective caps
航空航天系列. 8 30 '管联接器.防护管帽
Nmpt nonmetallic mechanical protection tubing
非金属机械防护管
Aerospace series - pipe coupling 8 30 ' - protective caps with internal threads
航空航天系列.管连接件8 30 ' .带内螺纹的防护管帽
Aerospace series - pipe coupling 8 30 ' - protective plug with external threads
航空航天系列.管联接器8 30 ' .带外螺纹的防护管塞
Aerospace series - pipe coupling 8 30 - protective caps ; german and english version en 3788 : 2001 ac : 2003
航空航天系列.管连接件8 30 ' .防护管帽

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