标准B1.1 -包括螺纹制造公差的统一的螺栓螺纹标准。
A. N. s. I. Standard b1.1-the Unified screw threads Standard that covers manufacturing tolerances of screw threads.
当想到我们不再有制造不锈钢、螺纹钢筋和白炽灯泡的国内资源时是多么的伤心。
It may be sad to think that we no longer have domestic sources of steel flatware, rebar, and incandescent bulbs.
焊接，钎焊，用水泥涂抹，焊锡和螺纹接头，使其连接至管道，从而制造管道系统截面。
Weld, braze, cement, solder and thread joints to join pipes and fabricate sections of piping system.
应用推荐