正确答案: A

Radiation

题目：Which of the following modes of heat transfer does NOT require any physical contact between a warmer and a cooler substance?

解析：A

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]Watertight compartments are separated by ________

decks and bulkheads

[单选题]一伤员前臂大出血，应立即压迫哪条动脉( )。

肱动脉

[单选题]安全帽

safety cap

[单选题]单螺杆泵万向轴的销轴的润滑是靠( )。

润滑脂

[单选题]国际通岸接头用于______地方的消防水连接。

B均可

[单选题]确定航道的原则是：船由海向里；在外海、海峡或岛屿之间的水道，原则上按：()

围绕大片陆地的顺时针航行的方向

[单选题]反复多次用药后，机体对该药的敏感性降低，此称为：

耐药性

[单选题]Which of the following reasons represents why the designed compression ratio of a gasoline engine is lower than that of a diesel engine?

compression must be low to prevent pre-ignition

[单选题]船舶在浓雾中航行，则船舶的瞭望人员________。

应用适合当时环境和情况的一切有效手段保持不间断的瞭望