锚链按其结构可分为: A. 铸钢锚链和电焊锚链 /B.有档锚链和无档锚链 B. 铸钢锚链和锻造锚链 D.电焊锚链和锻造锚链 C. :B D. 若锚环的直径为d,则普通有档链环的长度应是: E. 3.6d B.1.4d /C.6d D.1.2d F. :C G. 普通链环大小的表示方法为: H. 每个链环的重量 B.每节锚链的重量 I. .链环的直径 D.每节锚链的长度 J. :C K. 商船已基本不用的锚链是: L. .锻造锚链 B.铸钢锚链 C.电焊锚链 D.气焊锚链
【简答题】Like a growing number of young women in Vietnam’s northern part city of Haiphong, Pham Thi Hue was infected with HIV by her husband, one of the town’s many drug users.But instead of being shamed into ...
【简答题】阅读理解。 Like a growing number of young women in Vietnam's northern part city of Haiphong, Pham Thi Hue was infected with HIV by her husband, one of the town's many drug users. But instead of being shame...
【简答题】Like a growing number of young women in Vietnam’s northern part city of Haiphong, Pham Thi Hue was infected with HIV by her husband, one of the town’s many drug users. But instead of being shamed into...