ball and seat valve
返回 19 条匹配短语对
3-way ball valve
三通球阀
allwelded ball valve
全焊接球阀
automatic ball valve
自动球阀
分子识别技术
自重球阀
ball seat
等离子显示屏
球形阀座
密封圈
球座
ball valve
浮球阀
球旋塞
球型阀
球形阀
球形阀门
球阀
延迟焦化装置
夹具
波阀
伸长
漂子门
糊钻
ball valve oiler
球阀油杯
球状阀注油器
球阀注油器
ball valve sample chamber
球阀取样器
cage positioned ball valve
笼式定位球调节阀
eccentric ball valve
偏心球阀
electric ball valve
电动球阀
float ball valve made of titanium
浮动式钛球阀
full conduit ball valve
与管同径的球阀
full welded ball valve
全焊接球阀
Heavy Caliber Ball Valve
大口径球阀
high temperature ball valve
高温球阀
improved accident towers floating ball valve
事故水塔浮球阀改进
pneumatic ball valve
气动球阀
pump check valve ball
止回阀球
quarter-turn ball valve
直角回转球阀
最近更新
underlying table高掺量粉煤灰塑胶底漆strong earthquake recurrence in situ椎动脉畸形蒸汽套管Local differential quadrature method感染结局nodes behavior