Excessively low air pressure occurring in the intercooler of a reciprocating air compressor is caused by（）.<br>A:leaky discharge valves on the LP cylinder<br>B:leaky discharge valves on the HP cylinder<br>C:insufficient intercooler cooling<br>D:low ambient air pressure

Excessively low air pressure occurring in the intercooler of a reciprocating air compressor is caused by（）.
A:leaky discharge valves on the LP cylinder
B:leaky discharge valves on the HP cylinder
C:insufficient intercooler cooling
D:low ambient air pressure

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