【单选题】
A check valve is another name for （）.
A、a test valve
B、an inspection valve
C、a stop valve
D、a non-return valve
查看正确答案A、gate valve B、globe valve C、swing-check valve D、plug-cock valve
搜题
更多“A check valve is another name for （）.”相关的问题
第2题
A、main stem stop valve B、auxiliary steam stop valve C、feed check or control valve D、blow down valve
第3题
A、main stem stop valve B、auxiliary steam stop valve C、feed check or control valve D、blow down valve
第5题
A、main steam stop valve B、auxiliary steam stop valve C、feed check or control valve D、blow down valve
第7题
A、the air start valve timing gears and rods B、a cylinder check valve C、individual cams and valve gear D、an air manifold poppet valve
