圆管有下列几种:抽制管(Tube),有缝制钢管(Seam pipe)及软管等.一般而言,抽制管之直径较小,由抽制或挤压而成,如铜管,铝管,玻璃管及塑胶管等,其性质常具展延性及可挠性;软管之直径亦不...
基于8个网页-相关网页
weld seam pipe 焊缝管
spiral seam pipe 螺旋缝管
open-seam pipe 直缝管筒
high-frequency straight seam welded pipe 高频直缝焊接钢管
high-frenquency longitudinal-seam steel pipe 直缝高频焊管
Seam welded clad pipe 缝焊包覆管
But with the same length of straight seam pipe than the weld length of 30 ~ 100%, and lower production rate.
但是与相同长度的直缝管相比，焊缝长度增加30 ~ 100%，而且生产速度较低。
The early eighties the Beijing Research Institute to build Wells conducted in the laboratory experiments to explore seam pipe bolt achieved good results.
八十年代初，北京建井钻研所在实验室进行了缝管锚杆探索实验取得了良好效果。
The early eighties, the Beijing Research Institute to build wells conducted in the laboratory experiments to explore seam pipe bolt achieved good results.
八十年代初，北京建井研究所在实验室进行了缝管锚杆探索实验取得了良好效果。
应用推荐