半刚性连接钢框架
semi-rigid connections of steel frames
Steel Frames with Semi-Rigid Connections
不正确的跨接电缆连接
improper jumper cable connection
部分剪力连接钢—混凝土组合梁
partial shear connection steel concrete composite beam
插接连接
cutting graftage connection
插入光缆连接器
inserting optical cable connector
单芯光缆连接器
single fiber cable connector
电缆连接密封材料
Weather-Proof Connection PVC Material
顶底角钢连接
top-and-seat angle connection