浮动利率债券通常是在一个基准利率基础上加上()以反映不同债券发行人的信用。
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叉车启动后,若机油压力无指示,则应立即停车检查。
A. 正确
B. 错误
Two vessels meeting in a “head-on” situation are directed by the Rules to().
A. alter course to starboard and pass port to port
B. alter course to port and pass starboard to starboard
C. decide on which side the passage will occur by matching whistle signals
D. slow to bare steerageway
灌排渠系规划布置是否合理,直接关系到灌区的工程()和效益,影响到管理养护的难易。
A. 老化
B. 损毁
C. 投资
D. 保护