blast-hole

基本解釋

The drilling parameters of three-cone blast-hole drill are analyzed with two mathematical models.
在實驗的基礎上，利用兩種數(shù)學模型對牙輪鉆機的實測參數(shù)進行分析。
The quantity of explosives and the blast-hole spacing are dependent upon the type and structure of the rock and the diameter and depth of the blast holes.
用藥量和炮眼間距取決于巖石的范例和布局以及炮眼的直徑和深度。
The action mechanism and movement process of blast-hole stemming were analyzed, and the gas pressure variation under different dynamite installation structures were analyzed.
首先分析了炮孔堵塞作用機理及堵塞物的整體運動，分析了在不同裝藥結構條件下的爆生氣體壓力的變化規(guī)律。