JJG 277-1998 Replaced National Metrology and Inspection Regulations JJG

JJG 277-1998 Reference Sound Source

Publish Date: 1998-03-16 Implement Date: 1998-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 277-1998

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: -

ICS Name: -

Publish Date: 1998-03-16

Implement Date: 1998-10-01

Pages: 12 pages

Scope

This procedure is applicable to the verification of standard sound sources that are newly manufactured, currently in use, or have undergone repairs.

Development Information

Word Count: 14 Thousand words Pages: 12 pages

Replace the following standards

JJG 277-1981

Superseded by the following standards

JJG 277-2017 Reference Sound Sources

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