oil interrupter switch
惯性断油开关 inertia fuel shutoff
手控断油开关 manual shutoff valve
灭火断油开关 fire shutoff valve
紧急断油开关 emergency shut-off valve
油断路器油开关 oil circuit breaker
油压断路开关 oil pressure shut-off switch
断油电磁阀开关 fuel shutoff solenoid switch
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