在土壤瘦薄,干旱少雨地区或田土,甘薯宜采用()栽插方法。
Refer to STCW 95: Despite the duties and obligations of pilots,their presence on board does not relieve______in charge of the navigational watch from their duties and obligations for the safety of the ship.
A. the master
B. the master or officer
C. quarter master
D. Helmsman
某项目总投资为3000万元,建设周期为2年,建设完成后用于出租,从投资开始到投资全部收回的年限为12年,该项目的预期投资收益率为()。
A. 7.01%
B. 8.3%
C. 10.0%
D. 12.5%
The advantage(s) of using wire rope lashing on vehicles aboard Ro-Ro vessels is that it__.
A. is lighter than chain
B. has a good working life
C. is not affected by temperature
D. All of the above