A shepherd’s crook is used to().
A、lower spring buoys into the water
B、find an anchor after the buoy has been lost
C、transfer a pennant wire to the anchor handling boat
D、clean chain as it is hauled into the rig
A、lower spring buoys into the water
B、find an anchor after the buoy has been lost
C、transfer a pennant wire to the anchor handling boat
D、clean chain as it is hauled into the rig
A、permanent chasing system B、wire rope mooring system C、shepherd's crook mooring system D、spring buoy mooring system
A、lower spring buoys into the water B、find an anchor after the buoy has been lost C、transfer a pennant wire to the anchor handling boat D、clean chain as it is hauled into the rig
A、①s=0;②i=1;③s=s+i;④i=i+2;⑤如果i≤1000,则返回③;⑥结束 B、①s=0;②i=1;③i=i+2;④s=s+i;⑤如果i≤1000,则返回③;⑥结束 C、①s=1;②i=1;③s=s+i;④i=i+2;⑤如果i≤1000,则返回③;⑥结束 D、①s=1;②i=1;③i=i+2;④s=s+i;⑤如果i≤1000,则返回③;⑥结束
A、S表示稳定,I表示瞬间 B、I表示稳定,S表示瞬间 C、S表示系统,I表示部件 D、S表示全部,I表示离散
A、I△=50mAT△=0.2s B、I△=75mAT△=0.2s C、I△=100mAT△=0.2s D、I△=200mAT△=0.15s E、I△=500mAT△=0.0s
A、U=I<sub>Ssub>R–E B、U=(I-I<sub>Ssub>)R–E C、U=(I+I<sub>Ssub>)R-E D、U=(I+I<sub>Ssub>)R+E
A、I=S+(T-G)+(M-X) B、I=S+T-G+M C、I=S+(T-G) D、I=S+(M-X)
A、I=S B、I+G=S+T C、I+G+X=S+T+M D、I+G+X+N=S+T+M+F