安全阀配套密封件  relief valve seal kit

平衡重安全阀  counterweight relief valve

平衡重安全阀压力试验  counterweight relief valve pressure test

安全阀安装  relief valve mount

铲刀控制阀安全阀  blade control valve relief valve

充油安全阀阀芯  charge relief valve poppet

电磁阀安全阀  solenoid valve relief valve

辅助阀安全阀调定  auxiliary valve relief valve setting

提升器电磁阀安全阀  lift solenoid valve relief valve

压力控制顺序阀安全阀  priority valve relief valve

制动阀安全阀  brake valve relief valve

转向阀安全阀  steering valve relief valve

转向控制阀安全阀  steering control valve relief valve

[船员]最低安全配额  minimum safe manning

安全配箱量  Safety container possession

安全配置  security setup

网络安全配置评估  network security configuration assessment

最低安全配员  minimum safety manning of ships

安全重量  safety weight