angle e steel角钢
angle e steel ruler钢角尺
angle mild steel bar软钢三角铁
angle e steel bar角钢条
angle-steel tower角钢塔
angle mild steel bar detail软钢三角铁
angle-steel concrete column角钢混凝土柱
Angle-steel communication tower通信角钢塔
angle steel straightening machine角钢调直机
The paper studied some structure drawbacks in classification screen vibrator,mesh,girder angle steel and did technology innovation. Social and economical benefits are achieved.
分级筛激振器、筛网、大梁角钢的结构中,影响选煤生产正常运行的某些弊端,进行了技术改造,取得了很好的社会效益和经济效益。
参考来源 - 振动分级筛在西铭矿选煤厂的应用及技术改造