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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 19704-2019 |
Display and record of hydrometrical instruments 水文仪器显示与记录 |
China National Standards hydrometrical |
 English PDF |
| GB/T 13336-2019 |
The series model of hydrometrical instruments 水文仪器系列型谱 |
China National Standards hydrometrical |
English PDF |
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