... manual stop valve 手动止动阀 lever safety valve 杠杆安全阀; 杠杆式安全阀 piston valve 活塞阀; 活塞式阀门 ...
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double lever safety valve 双杠杆安全阀
weighted lever safety valve 杠杆式安全阀
double e lever safety valve 双杠杆安全阀
lever and weight safety valve 杠杆重锤式安全阀
safety valve lifting lever 安全阀提升杆 ; 船用安全阀阀提升杆
lever r safety valve 杠杆安全阀
Lever-type safety valve lever to rely mainly on the weight of the work force, but the lever-type safety valve size often limit the choice of scope.
杠杆式安全阀主要依靠杠杆重锤的作用力而工作，但由于杠杆式安全阀体积庞大往往限制了选用范围。
Round Safety handle -design prevents accidental operation of low-torque ball valve by snagging the lever handle with personal clothing or equipment.
圆形安全手柄—这种结构用于防止由于人员服装或设备绊住水平手柄导致的低扭矩阀门的操作故障。
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