A.當(dāng)?shù)管嚺懦隽魉ㄟ_(dá)到船舯時(shí),船舶對(duì)水速度約為0 B.當(dāng)?shù)管嚺懦隽魉ㄟ_(dá)到船舯時(shí),船舶對(duì)地速度約為0 C.當(dāng)?shù)管嚺懦隽魉ㄟ_(dá)到船首時(shí),船舶對(duì)地速度約為0 D.當(dāng)?shù)管嚺懦隽魉ㄟ_(dá)到船首時(shí),船舶對(duì)水速度約為0
A.船尾 B.下風(fēng)舷一側(cè) C.下流一側(cè) D.視具體情況而定
A.50m B.35m C.25m D.15m