（） at the end of the distribution pipe ensures that adequate pressure is maintained by the pump.<br>A:A relief valve<br>B:An alarm<br>C:A pressure gauge<br>D:A non-maim valve

（） at the end of the distribution pipe ensures that adequate pressure is maintained by the pump.
A:A relief valve
B:An alarm
C:A pressure gauge
D:A non-maim valve

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252937】个 (题库试题定时更新)