blasthole drill

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(chǔ)上，利用兩種數(shù)學(xué)模型對牙輪鉆機的實測參數(shù)進(jìn)行分析。
In this paper, the measured data of the dynamic axial pressure and torsion of YZ-55 blast-hole drill have been processed.
本文對YZ-55型牙輪鉆機的動態(tài)軸壓和扭矩實測數(shù)據(jù)進(jìn)行了處理。
May operate air-track, rotary, down-the-hole or other drilling machines to drill blast holes or may direct drilling of blast holes.
操作空氣運作軌道，旋轉(zhuǎn)，向下鉆孔機或其他鉆探機鉆爆破洞或直接鉆爆破洞。