QJ 1570.4-1989
Classification standard for instrumentation technical status (English Version)

Standard No.: QJ 1570.4-1989
Language: Chinese, Available in English version
Release Date: 1989
Published By: Professional Standard - Aerospace
Latest: QJ 1570.4-1989

QJ 1570.4-1989 history

1989 QJ 1570.4-1989 Classification standard for instrumentation technical status

Classification standard for instrumentation technical status

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