lang's lay 同向捻
left handed lang's lay 股丝同向的左搓
right handed lang's lay 股丝同向的右搓
Lang's lay wire 顺搓钢丝绳
handed lang's lay 股丝同向的左搓
lefthanded lang's lay 股丝同向的左搓
Lang's left hand lay 左搓钢丝绳
Lang's right hand lay 右搓钢丝绳
应用推荐
模块上移
模块下移
不移动