1 000 m deep hole  1000m深孔

30m deep hole  30m深孔

big-diameter deep-hole  大直径深孔

Blasting in Deep Hole  深孔爆破

blasting of medium deep hole  中深孔爆破

boring of deep hole  深孔镗削

BREAK-TIP BLAST IN DEEP HOLE  深孔断顶爆破

broach for deep hole  深孔拉刀

broken pile in deep hole  深孔断桩

BTA deep hole drill  BTA深孔钻头

BTA deep-hole cutter  内排屑深孔钻

CNC deep hole boring machine  数控高效深孔镗床

CNC deep-hole drilling & boring machine  数控深孔钻镗床

Complete Bright Deep Hole Nickel Plating  全光亮深孔镀镍

complicated deep-hole  复杂深孔

cutting deep hole  切割深孔

Deep Ⅱ° deep burns  深Ⅱ度深型烧伤

DEEP HOLE  深孔; 深孔爆破; 露天; 深小孔

Deep Hole and Thin Wall  深孔薄壁