正确答案: D
absorb shocks occurring in the system
题目:One function provided by a hydraulic accumulator is to ___.
解析:D
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举一反三的答案和解析:
[单选题]在佩戴空气呼吸器之前应检查:
以上均对。
[单选题]热气融霜系统如不设通冷凝器进口的回液管,融霜后期如排气压力太高应( )。
稍开冷凝器进口阀
[单选题]The operation of paralleling two alternators requires the voltages to be _____ and also in phase
equal
[单选题]有关船员日常防火防爆守则的下列内容,何者正确?
其方针以预防为主,立足自救
[单选题]典型霍乱起病突然,剧烈呕吐、腹泻,大便呈______。
水样、米汤样大便
[单选题]在回收救生艇时,艇内应留下几人为好。
2人
[单选题]There is ________ in the holds keeping eyes opened to prevent theft
a watchman
[单选题]When the refrigeration demand is small,_______.
the expansion valve will move toward the closing position
[单选题]船舶遇险时可使用最先进的报警定位设备是()。
卫星应急示位标