Lubricated plug valve 油封式旋塞阀 ; 油封式
Gland packing plug valve 填料式旋塞阀 ; 填料式
four-way plug valve 四通旋塞阀 ; 四通塞阀 ; 四通
three-way plug valve 三通旋塞阀
ratio plug valve 比率调节阀 ; 比率调整塞阀
positioned plug valve 定位旋塞阀 ; 定位式旋塞阀
rotary eccentric plug valve 偏心旋转阀 ; 偏疼扭转阀 ; 旋转”排量式仪表
sprue plug valve 竖浇道塞
wedged-plug valve 楔形柱塞阀
The development of the ceramic coat plug valve core which substrate USES 45 steel is introduced.
介绍了基体采用45钢，表面喷涂工程陶瓷的旋塞阀芯的研制情况。
This type of strainer is actually a high quality, pressure rated plug valve with integral straining baskets.
此类过滤器实际上是一种高质量、高额定压力的旋塞阀，内置了过滤篮的。
Electro liquid control plug valve is the high and new technical equipment applied in FCC unit in recent years.
电液控制塞阀是近年来应用于流化催化裂化装置的高新技术设备。
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