Road slag stone railway, road debris, processing and marketing.
铁路专用道渣石、公路石渣、加工、销售。
In building sand, stone and mechanism of the breaking of metallurgical slag is obtained universal use, compared with other types of hammer apparatus production with high efficiency.
在机制建筑砂、石料以及各种冶金矿渣的破碎中更是得到普遍使用，与其它类型的碎石机相比产量功效高。
Mehods and issues to be concerned in the strengthening of the slag layer in the top of the frame column with high strength fine stone concrete and steel plate hoop.
对框架柱顶夹渣层用高强细石混凝土粘钢板套箍等方法加固，提出了具体的加固方法和注意事项。
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