automatic spring loaded valve 自动弹簧阀 ; 自转动簧阀

spring loaded valve 弹簧阀 ; 弹簧加载阀

Supplementary loaded safety valve 带补充载荷的安全阀 ; 带增补荷重的安全阀 ; 带增补载荷的安全阀

Direct spring loaded safety valve 弹簧式安全阀 ; 弹簧式平安阀

spring-loaded valve 弹簧阀

ring loaded valve 弹簧阀

pressure-loaded valve 压力加载的阀

spring-loaded valve nozzle 弹簧加载阀式注嘴

direct-loaded safety valve 直接载荷式安全阀 ; 静重式安全阀