沿甲板边缘与舷侧邻接的一列甲板称为什么？
闪蒸加热器新鲜蒸汽温度不超过（）度。 120。 125。 135。 130。
不属于剪贴板操作命令的是（）。 Ctrl+A。 Ctrl+V。 Ctrl+C。 Ctrl+X。
福利多元主义的两个主要概念是（）。 分权。 集权。 参与。 多元。
Proper lubrication of the main bearing is more easily obtained in a single acting four-stroke/cycle diesel engine than in a single acting two-stroke/cycle diesel engine because （） bearing pressure in a four-stroke\cycle acting single diesel engine is continually reversed。 bearing pressure in a two-stroke\cycle single acting diesel engine is continually reversed。 the maximum bearing pressure is higher in a single acting two-stroke/cycle diesel engine。 two-stoke/cycle diesel engines require more complicated lubrication piping。
说服公众转变观念，实现公关主体的预期，这是政府危机公关的哪个操作机理？（）
