QJ 1707-1989
Pulse reflection ultrasonic thickness measurement method for metal and its products (English Version)
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QJ 1707-1989
Standard No.
QJ 1707-1989
Language
Chinese,
Available in English version
Published By
Professional Standard - Aerospace
Status
Withdraw
Latest
QJ 1707-1989
QJ 1707-1989 history
1970
QJ 1707-1989
Pulse reflection ultrasonic thickness measurement method for metal and its products
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