问题:
A . When dead in the water,it is often difficult to find the neutral position and slight headway or sternway may result
B . When going directly from full ahead to full astern,there is complete steering control
C . When the vessel has headway and the propeller is in neutral,there is no effect on rudder control
D . When maneuvering in port,full ahead or astern power can usually be obtained without changing shaft RPM
● 参考解析
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