charging hole

基本解释

Its iron ball consists of iron shell, drug-charging hole, drug-permeating pores and Chinese prepared medicine.
其铁球又是由铁壳、装药孔、渗药孔、中成药组成。
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With the ceaseless injection of oil and the migration passage prolonging, the result is that migration force increases and oil comes into little hole near charging point.
随着油的不断注入，油相通道的延长，导致运移驱动力增加，这相应导致油进入近注入点的较小的孔隙。
Spacing charging at blast hole bottom is studied to reduce the seismic, which can make the ratio of vibration reduction to 10-15% and reduce the ratio of boulder and root as accessorial method.
还进一步进行了孔底空气间隔器的降震实验的研究，其降震率达10～15％，作为张沟采场辅助的降震措施，并且有效地降低了大块率和根底的产生。