A. Running rigging leading aft from the masts B. Running rigging leading forward from the masts C. Standing rigging leading aft from the masts D. Standing rigging from the cross trees to the mast head
A. 立销中心线与横销中心线的交点 B. 横销中心线与纵销中心线的交点 C. 纵销中心线与立销中心线的交点
A. 对外担保额达到净资产的30% B. 对外担保额达到净资产的50% C. 对外担保额达到总资产的30% D. 对外担保额达到总资产的50%
A. 散热 B. 导向 C. 定位