The valve inlet and body are one integral casting assuring proper alignment of disc, seat and spindle for smooth action.
这种阀门的进口和阀体为一件式铸件，确保了阀瓣，阀座和芯轴的对齐和平稳运动。
Woodworking machines. disc sanding machines with spindle in fixed position. nomenclature.
木材加工机械。主轴定位的圆盘式磨光机。专用术语。
Woodworking machines. disc sanding machines with spindle in fixed position. nomenclature.
木材加工机械。主轴定位的圆盘式磨光机。专用术语。
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