| 1. | Gas meters - diaphragm gas meters ; german version en 1359 : 1998
气量计.薄膜式气量计 |
| 2. | Integrated circuit card family diaphragm gas meter
Ic卡家用膜式燃气表 |
| 3. | En 1359 gas meters . diaphragm gas meters
煤气表.光栅式煤气表 |
| 4. | Gas meters - diaphragm gas meters
燃气表.隔膜式燃气表 |
| 5. | Evaluation of uncertainty of the indication relative error for a diaphragm gas meter
膜式煤气表基本误差检定的不确定度评定 |
| 6. | Evaluation of uncertainty about base allow error of diaphragm gas meters in measurement
膜式煤气表基本误差的则量不确定度评定 |
| 7. | Diaphragm gas meters
膜式燃气表 |
| 8. | Diaphragm gas meters
膜式煤气表 |
