崩料期间（）应保持不变，尤其禁止加温。
参考答案：风温
Which device provides the main means in the GMDSS for locating ships in distress or their survival craft（）.
A.Radio direction finder
B.Satellite EPIRBs
C.MF/HF DSC
D.VHF homing device
在更新改造投资项目决策中，如果差额投资内部收益率小于设定折现率，就应当进行更新改造。 ( )
