1. Pipeline installation
Thaum txhim kho cov kav dej, nws yog ib qho tsim nyog yuav tau txhuam lub vuam tshuab kom pab. Lub sijhawm no, lub raj xa dej vuam tshuab yog ib yam khoom siv. Thaum tib neeg nruab lub raj xa dej, nws yog ib qho tsim nyog yuav tsum siv lub raj xa dej vuam tshuab. , Vim tias hom khoom no twb yog cov khoom lag luam uas paub tab, nws muaj kev pheej hmoo ntau dua rau cov neeg xaiv cov khoom tshiab rau kev teeb tsa, yog li nws tseem xav tau kev pab los ntawm ib hom qub. Rau lub tshuab, nws yuav tsum muaj nyob rau hauv cov txheej txheem ntawm cov kav raj xa dej.
2. Vuam
Tam sim no nrog kev txhim kho txuas ntxiv ntawm cov tshuab quilting, tib neeg lub tswv yim ntawm nws yog qhov zoo. Nyob rau hauv tus txheej txheem ntawm kev tsim nws, qhov tseem ceeb ntawm vuam yog qhov tseem ceeb dua. Nyob rau hauv tus txheej txheem ntawm kev siv nws, nws yog feem ntau tseem ceeb. Tau lees paub, lub npe hu ua vuam tshuab yog qhov zoo heev, uas yog qhov zoo heev.
