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JJF 1939-2021 Active
JJF 1939-2021 Calibration Specification for Thermo-anemoscopes
Abstract
This specification is applicable to the calibration of thermal anemometers with a wind speed range of 0.15 m/s to 30 m/s.
General Product Information
| Document Type | National Metrology Technical Specifications JJF |
|---|---|
| Standard Status | Active |
| Standard Code | JJF 1939-2021 |
| Implement Date | 2022-06-08 |
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