正确答案: A
①
题目:A two stroke diesel engine exhaust temperature will be lower than a four stroke diesel engine of the same displacement because the _____. ① MEP is lower and the scavenging air is cooling the exhaust gases ② valve overlap in a four stroke
解析:A
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举一反三的答案和解析:
[单选题]发生药物过敏性休克时,可用()急救。
肾上腺素
[单选题]The bridge should inform the engine room______before passing through congested or shallow waterway.
1 hour
[单选题]The officer asked him ________ a sharp lookout for the fishing boats
to keep
[单选题]车钟记录簿上符号”√“是表示( )。
前进一
[单选题]救生艇在安放使用罗经时要注意()
罗经应安放在操舵者前方罗经基线应与艇的首尾线保持一致或平行
[单选题]燃烧后产生的有毒气体中的可燃气体是:
一氧化碳
[单选题]下列哪种船锚泊时,可不显示锚灯?____。
从事水下作业船
[单选题]弃船信号发出后,指定人员携带入艇的物品有:
航海日志、轮机日志
[单选题]制冷剂在冷凝器中放热时基本不变的是( )。
压力