海船船员 2021_08_28 每日一练
由船舶照明配电板(箱)引出的照明供电支路,为便于维护和缩小故障面,每一支路的灯点数有所限制:一般说来,______。
A.电压等级越高,灯点数越多
B.电压等级越小,灯点数越多
C.无论电压等级及灯具功率大小如何,灯点数一律为16点
D.完全由敷线方便而定
The holding capability of an anchor is primarily determined by the ______.
A.Shape of the anchor
B.Stowage of the anchor on board
C.Anchor's ability to dig in
D.Size of the vessel and its draft