With the ore mining of Dahongshan Copper Mine as an example, this paper introduced sys-tematically the theory and test method for determining the drilling and blasting parameters of longhole mining by the results of series blast crater tests.
通过大红山铜矿的矿石回采实例，系统介绍了利用系列爆破漏斗试验确定中深孔采矿凿岩爆破参数的理论与试验方法。
参考来源 - 大红山铜矿中深孔采矿系列爆破漏斗试验 Series Blest Crater Test for Longhole Mining in Dahongshau Copper MineThese results reveal the mechanism of crater formation on the surface and hardness characteristics along the depth.
通过合金的数值模拟结果和实验结果对比,揭示了表面熔坑的形成机制和剖面硬度分布特征。
参考来源 - 强流脉冲电子束表面改性Al·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： volcanic crater
以上来源于: WordNet
ADJ If the surface of something is cratered, it has many craters in it. 多坑的 [usu ADJ n]
...the Moon's cratered surface.
...月球多坑的的表面。
The clay deposits are scattered all over, in ancient volcanic surfaces and heavily cratered highland regions, some of which have apparently been exposed by erosion only recently.
粘土沉积分布在古代的火山表面和坑坑洼洼的高原地区，其中一些显然是最近才由于侵蚀而暴露出来的。
This close up of Dione reveals its cratered and fractured icy surface.
这张土卫四（Dione）的近距离特写照片展示了其坑坑洼洼支离破碎的冰冷表面。
Epimetheus, as pictured above, is actually well behind the heavily cratered Rhea.
土卫十一，在上图中，实际远远地在环形山密布的土卫五后面。
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