control joint block 控制缝块

Joint Block-Diagonalization 联合块对角化

universal joint block [机] 活节销

aerated concrete glue-joint block partition 加气混凝土粘胶缝隔墙

joint-block disintegration 块状崩解

universal-joint block 活节销

Zygapophysial joint block 关节突关节封闭

ec joint block floating system 欧洲共同体的汇率联合浮动制度

Block Molded Joint 开发出大块模铸形接头