Certain system configurations involving direct connection of a Swing Check Valve to other flanged equipment may require consideration of this bolt clearance.

某些系统配置，包括旋启式止回阀直接连接到其他法兰设备的场合可能要求考虑这种螺栓所需要的间隔。

youdao

The utility model can increase the swing assisting Angle and the swing assisting strength through adjusting the central adjusting screw bolt to meet the requirements of different patients.

它通过调节中心调节螺杆可增加助摆角度和助摆力量，以适应不同患者的需要。

youdao