实践表明，新型充填堵漏技术充填速度快，适应了煤矿生产需要。
It proved that the new sealing and filling material can filling vacuum quickly and can meet the demand of coal mining.
对不同充填速度、浇口形状以及浇口设置位置下半固态成形过程进行模拟分析。
The effects of the filling velocity and gate shape and located position on semi-solid forming quality and flow patterns were investigated with simulation.
实验结果表明，在压力恒定的条件下，可通过控制喷嘴开启量大小获得不同的注射充填速度。
As a result, it was found that injection speed could be increased through varying nozzle port opening width under keeping constant injection pressure.
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