结合上皮与牙齿结合的连接是() A.桥粒 B.半桥粒 C.紧密 D.缝隙 E.镶嵌 发布时间:2017-06-10 19:45 │ 来源:www.tikuol.com 题型:单项选择题 问题: 结合上皮与牙齿结合的连接是()A.桥粒B.半桥粒C.紧密D.缝隙E.镶嵌
题型:单项选择题 A sea anchor is().A.a heavy anchor with an extra long line used to anchor in deep waterB.a cone shaped bag used to slow down the wind drift effectC.a padeye to which the sea painter is made fastD.made of wood if it is of an approved type 查看答案