JB 1747-1991
Fill the compression ring (English Version)
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JB 1747-1991
Standard No.
JB 1747-1991
Language
Chinese,
Available in English version
Release Date
1991
Published By
机械电子工业部
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JB 1747-1991
JB 1747-1991 history
1991
JB 1747-1991
Fill the compression ring
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