问题
单项选择题
Each fire pump on a tanker must have a pressure gauge located at（）.
A.the pump discharge
B.the manifold connection
C.each fire station discharge
D.the pump station
答案
参考答案：A
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Each fire pump on a tanker must have a pressure gauge located at（）.
A.the pump discharge
B.the manifold connection
C.each fire station discharge
D.the pump station
参考答案：A