S46 DTH rauj (siab siab)

Kev sib hloov laum rig, cua compressor thiab 'DTH laum hlua' yog qhov tseem ceeb rau DTH drilling thaum lub 'DTH laum hlua' yog ib txwm ua los ntawm DTH laum pas nrig, DTH rauj thiab DTH khoom.
Raws li ib qho ntawm cov khoom tseem ceeb, DTH rauj ua lub luag haujlwm ntawm kev hloov pauv huab cua mus rau qhov cuam tshuam lub zog, ib txhij hloov qhov cuam tshuam lub zog thiab kev sib hloov quab yuam rau DTH cov khoom.

Tsis tshua muaj cua siab DTH Drilling rauj khoom
Thov rau engineering qhov xws li drilling blasting qhov, guardrail qhov hauv mines, quarries, expressway, lub roob barrier inforcement, anchorage, geothermal cua txias qhov, zoo-drilling qhov thiab lwm yam.