| 1. | Test method for sealed tube chemcal compatability test 密封管化学兼容性试验的试验方法 |
| 2. | Sealed board pipe stopper of sewer pipe for the air test 排水管道闭气检验用板式密封管堵 |
| 3. | Gaging for dryseal pipe threads 干密封管螺纹的测量 |
| 4. | Measurement of fluid flow in closed conduits by means of electromagnetic flowmeters 用电磁流量计在密封管中对液体流量的测量 |
| 5. | Straight pattern valves with flange socket placed in shunt - part 1 : without lining 分流器法兰密封管座的直排型阀门.第1部分:无衬 |
| 6. | Straight pattern valves with flange socket in main power connection - part 1 : without lining 主电源连接的法兰密封管座直排型阀门.第1部分:无衬 |
| 7. | Metallic tube connections for fluid power and general use - o - ring face seal connectors 用于液压传动和一般用途的金属管接头. o形圈端面密封管接头 |
| 8. | Straight pattern valves with flange socket in main power connection - part 2 : with plastic lining 主电源连接的法兰密封管座直排型阀门.第2部分:带塑料 |
| 9. | Water quality - determination of the chemical oxygen demand index st - cod - small - scale sealed tube method iso 15705 : 2002 水质.化学需氧量指数测定.小型密封管法 |
| 10. | Fluid flow in closed conduits : connections for pressure signal transmissions betwn primary secondary devices 密封管中流体流量:主要设备和次要设备间压力信号传输用连接件 |