| 1. | Piston gauge with re - entrant cylinder column 反压活塞式压力计 |
| 2. | Verification regulation of working standard of piston manometers 工作基准活塞式压力计试行检定规程 |
| 3. | Verification regulation of standard piston - type pressure gauge grade i 一等标准活塞式压力计检定规程 |
| 4. | Piston gauge with equilibrium liquid 带平衡液柱活塞式压力计 |
| 5. | Standard piston gauge grade 二三等标准活塞式压力计 |
| 6. | Pneumatic piston gauge 气动活塞式压力计 |
| 7. | Simple piston gauge 简单活塞式压力计 |
| 8. | The laboratory is equipped with pressure balances , pressure controllers and precision quartz bourdon pressure gauges to provide pressure calibration services 压力本所设有活塞式压力计,压力控制仪及精密石英弹簧管式压力表,以提供压力校正服务。 |