Each fire pump on a ship must have a pressure gauge located at（）.<br>A:the pump discharge<br>B:the manifold connection<br>C:each fire station discharge<br>D:the pump station

Each fire pump on a ship must have a pressure gauge located at（）.
A:the pump discharge
B:the manifold connection
C:each fire station discharge
D:the pump station

出自：海船船员证

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