正确答案: D

减速齿轮箱内

题目：传动轴系若带有减速齿轮装置，推力轴承应置于( )。

解析：D

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举一反三的答案和解析：

[单选题]Ⅰ类救生艇、筏应配备手持红光火焰为：

6支

[单选题]The main propulsion diesel engine jacket water temperature rises above normal, with the raw sea suction and the expansion tank water level being normal. Which of the following problems is most likely the cause?

Faulty thermostatic bypass valve

[单选题]搬动胸、腰椎外伤病员，如果只有帆布担架，病人的姿式只能( )。

俯卧

[单选题]抢救过敏性休克时应用1:1000的肾上腺素1毫升______。

皮下注射