| 1. | Membrane filters - test for extractable components
膜式过滤器.可抽取成分的试验 |
| 2. | Test method for noise quality of film - type resistors
膜式电阻器的噪声等级试验方法 |
| 3. | Improvement of the filling layer in cyclone film deaerator
旋膜式除氧器填料层改进 |
| 4. | Membrane filters - part 2 : testing for bubble point
膜式过滤器.第2部分:起泡点的检验 |
| 5. | Study of the manufacturing process of diaphragm gas - meter
膜式燃气表泄漏检测技术分析 |
| 6. | The valve plate is made of air gasket type valve plate
阀盘结构为空气垫型膜式阀盘。 |
| 7. | Self - operated diaphragm - type natural gas service regulators
自动膜式天然气工作调节器 |
| 8. | Design of heat pumps used in film evaporation equipment
降膜式蒸发设备中热压泵的设计 |
| 9. | Integrated circuit card family diaphragm gas meter
Ic卡家用膜式燃气表 |
| 10. | A motificadion to the vacuum system of falling film evaporator
降膜式蒸发器真空系统的改进 |
