This anchor rod can be used not only on hard rock but also under the condition in which others are unadaptable.
这种锚杆不仅可以用于硬岩，而且还可以在不适合其它锚杆的条件下加以应用。
Rod valve is usual op. en and material is in flow condition.
棒条闸门一般为常开型，物料处流通状态。
In order to save energy sources and improve operational condition, the polycrystalline mullite fibre was tried using for the heating furnace of wire rod and bar mill in Xianggang.
为了节约能源、改善操作环境，湘钢高线、棒材厂在加热炉试用了多晶莫来石纤维。
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