| 1. | Manually operated valves for natural gas dispensing systems
天然气分装系统手动控制阀 |
| 2. | Pneumatic system - 2 - port solenoid operated valves
气动系统.二通电磁操纵阀 |
| 3. | Pneumatic system - 3 - port solenoid operated valves
气动系统.三通电磁操纵阀 |
| 4. | Electrically operated valves for use in hazardous classified locations
分类危险场所用电动阀 |
| 5. | Automatic pressure - operated valves for natural gas dispensing systems
天然气分装系统用自动压力控制阀 |
| 6. | Specification of flanged bronze check - operating valve for shortening main body
缩短本体法兰青铜止回操纵阀规范 |
| 7. | Specification for floats plastics for float operated valves for cold water services
冷水设备用浮子操作阀的浮子 |
| 8. | Name foot operated valve
产品名称：挂式脚踏阀 |
| 9. | Air operated valve grinder
气动阀门研磨机 |
| 10. | Safety handling procedure of assembly for pressure cylinder with squib - operated valve
带电爆活门的气瓶安装安全操作规程 |
