blasthole bit

基本解释炮眼钻头

网络释义

1)blasthole bit,炮眼钻头2)rod bit,炮眼钻头3)perforation,炮眼4)blasthole,炮眼5)blockhole,炮眼6)bore hole,炮眼7)hole,炮眼8)shothole,炮眼9)embrasure,炮眼10)blast-hole arrangement,炮眼布置

用法和例句

Computer aided design of the blast-hole arrangement plan in heading tunnel;

掘进巷道炮眼布置计算机辅助设计

According to the ore nature property and actual mining condition in the mine,the problem of high powder ore ratio is solved by modifying the blasting parameter and the blast-hole arrangement,the lump ore ratio and the ore utilization ratio are increased,thus,the mining cost is reduced and economic profit of the mine is increased.

针对我矿矿石的本质特性和开采的实际情况,通过改进采面爆破参数和炮眼布置方式,解决了矿石粉矿率高的问题,有效地提高了矿石块度及煅烧矿石的利用率,降低了采矿成本,增加了企业经济效益。

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