初次破碎;
Theoretical Analysis of the Primary Crushing Factor of the Thrower
影响谷粒在抛扬器内产生破碎的主要因素的理论分析
Improvement is made for crushing process by feeding materials form primary crushing directly into a fan-shaped bar screen under which an adjustable plate distributes the fines evenly on the belt conveyor followed by cover of coarse particles.
根据现场生产实际改用粉碎后的矿粒直接给入扇形孔条筛,筛下可调刮板使细粒均匀分布在皮带下面,粗粒复盖其上。
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