cylinder head outer valve spring 缸盖外气门弹簧
outer valve sprin 气门外弹簧
OVV Outer Vent Valve 外通气阀
valve outer spring 阀外簧 ; 气门外弹簧 ; 阀杆外簧
valve outer chamber cover 阀外室盖
VALVE OUTER SPG 气门外弹簧
outer vent control valve 外通风控制阀
When the proper temperature is reached, alloy will flow readily into space between tube outer wall and valve socket.
达到适当的温度后，合金将迅速容易地流进管道外壳和阀门套管之间的空间。
The seal is provided by the combination of a peripheral groove in an outer surface of the check valve and a helically wound core in the groove.
通过组合所述止回阀的一外表面中的一 周边槽与所述槽中的一螺旋缠绕芯来提供所述封垫。
Germany RBT import external thread needle valve can be equipped with stainless steel welded pipe, and pipeline butt welding connection, but also through the outer nut removing the valve.
品牌：进口外螺纹针型阀可配带不锈钢焊接管，能与管道直接对焊连接，也可通过外螺母拆卸阀门。
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