The most common type of davit found on merchant vessels today is the（）. ["radial","sheath-screw","gravity","quadrantal"]
排球5人接球站位中，4号队员应站在离边线和限制线（）左右的位置为宜。 ["1米","1.5米","2米","2.5米"]
简述工作的五大特征。
The holding capability of an anchor is primarily determined by the（）. ["shape of the anchor","stowage of the anchor on board","anchor's ability to dig in","size of the vessel and its draft"]
职位分类的原则有哪些？
《荀子》和《韩非子》的议论文各有什么特色？
