| 1. | Circular sight glasses with case in metal to metal contact type flanged joint
金属与金属接触式法兰连接中的有罩圆形观察孔 |
| 2. | Exports : machinery and equipment , chemicals , diamonds , metals and metal products
出口:机械设备,化工,钻石,金属与金属制品 |
| 3. | Gate and globe ( metal to metal ) seats cannot provide bubble tight shut - off . resilient seated butterfly valves are bubble tight by design
闸阀和截止阀（金属与金属连接）的阀座不具备不透气关闭的性能。 |
| 4. | Made from low friction , long - life compound material , to avoid the direct contact between metals . the maintenance and replacement are easy and convenient
采用低摩擦、长寿命复合材料，避免了金属与金属的直接接触，维修更换简单方便。 |
| 5. | Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - threaded ports
普通和液压传动用联接件.用iso 261弹性螺纹或金属与金属间密封的气门和双头螺栓端头.螺纹气门 |
| 6. | E connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - stud ends with elastomeric sealing type e
普通和液压传动用联接件.用iso 261弹性螺纹或金属与金属间密封的气门和双头螺栓端头 |
| 7. | B connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - stud ends with metal - to - metal sealing type b
普通和液压用联接结件.用iso 261螺纹的弹性或金属与金属间密封的气门和双头螺栓端头 |
| 8. | Connections for general use and fluid power - ports and stud ends with iso 261 threads with elastomeric or metal - to - metal sealing - part 1 : threaded ports
一般用途的和流体动力用接头.带弹性密封件或金属与金属间密封件的iso 261螺纹的端口和螺柱端头.第1部分:螺纹端口 |
| 9. | Between metal , alloy nanopowder as well as nanocrystalline intermetallic compound has extremely extensive application prospect in a lot of high - tech fields . the demand of nanosize particle will increase increasingly with technology to develop
金属、合金纳米粉体材料以及金属与金属间化合物纳米复合材料在许多高科技领域有着极其广泛的应用前景，随着工艺水平的发展，对微粒尺寸在纳米级的超细粉末的需求将日益增加。 |
