钢筋剥肋滚轧直螺纹连接
deformed bar connection through rib removing
钢筋等强度剥肋滚轧直螺纹连接
stripping-rib rolling straight threaded connection
钢筋滚轧直螺纹连接
the thread rolling bar connection
滚轧直螺纹
rolled circular screw joint
滚轧直螺纹钢筋
rolled parallel thread splicing of rebar
滚轧直螺纹钢筋连接
rolled parallel thread splicing of rebar
高压螺纹滚轧机
high tension thread rolling machine
螺纹滚轧机
screw-thread rolling machine
剥肋滚压
ripping rib and rolling depressing
rib-cut rolling
剥肋滚压直螺纹
deribbing rolling straight thread
内螺纹肋管
internal helical finned tubes
滚扎直螺纹
rolled and griped straight thread steel bar
滚轧直柄钻头
roll-forged straight shank drill