Txoj kev drilling qhov sib tshuam.
Thaum pob zeb diamond hlau pom txiav, qhov chaw nyob ib puag ncig muaj kab rov tav, ntsug, thiab inclined nto nyob rau hauv tshwj xeeb. Lub pob zeb diamond hlau pom tsuas yog txiav los ntawm qhov kev sib tshuam. Thaum sawing ntsug txiav nto, nws yog ib qho tsim nyog yuav tau xyaum qhov kev sib tshuam ntawm ob qhov ntsug. Thaum pom cov kab rov tav txiav nto, nws yog ib qho tsim nyog yuav tsum tau xyaum qhov kev sib tshuam ntawm ob qhov kab rov tav thiab ib lub qhov ntsug thiab peb lub qhov.
Qhov sib lawv liag ntawm kev sib tshuam qhov drilling yog cuam tshuam nrog nws tus lej thiab qhov tob. Feem ntau cov kab rov tav qhov yog drilled ua ntej ntsug qhov drilled. Qhov no yog vim kab rov tav qhov qeeb thiab nyuaj rau nrhiav. Lub qhov ntsug yog qhov yooj yim rau kev xyaum thiab yog tias lub qhov tsis sib ntsib, tus nqi thiab qhov nyuaj ntawm kev rov ua dua qhov ntsug yog qhov tsawg. Los yog xyaum lub qhov tob ua ntej, ces ib lub qhov ntiav, vim hais tias yog tias koj xav tau laum lub qhov ntiav, tus nqi thiab qhov nyuaj ntawm drilling qhov ntiav yog tsawg thiab tsawg. Yog hais tias peb lub qhov yog drilled ua ke, lub qhov ntiav ntiav yuav tsum tau xaiv raws li lub xeem lub qhov, tsis hais seb lub xeem lub qhov yog ntsug los yog kab rov tav, kuj yuav txo tau tus nqi thiab qhov nyuaj ntawm txhaws qhov.
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