青云翻译

2 valves open and close parts storage and transportation should be in the closed position, and should do the following

2. the valves open and close parts storage and transports in the off position, and should prepare the following working

2. When valve depositing and transportation opens shuts to be supposed to be in the off-position below, simultaneously should complete works

. * 2 locaked valves deposited with the transport, which should be in a closed position, and at the same time should do the following

2. the valves open and close parts storage and transports in the off position, and should prepare the following working