Tej zaum koj tsis nco qab ntxiv cov tshuaj tiv thaiv kev khov. Ua ntej, cia peb saib qhov yuav tsum tau ua haujlwm ntawm cov tshuaj tiv thaiv kev khov rau lub tshuab txias thiab piv rau ntau hom tshuaj tiv thaiv kev khov hauv khw. Nws yog qhov tseeb tias 2 hom no haum dua. Yuav kom ntxiv cov tshuaj tiv thaiv kev khov, peb yuav tsum xub nkag siab txog qhov piv. Feem ntau, cov tshuaj tiv thaiv kev khov ntau ntxiv, qhov dej khov qis dua, thiab nws yuav khov tsawg dua. Tab sis yog tias koj ntxiv ntau dhau, nws cov kev ua haujlwm tiv thaiv kev khov yuav txo qis, thiab nws yog corrosive heev. Koj yuav tsum npaj cov tshuaj kom raug raws li qhov kub thiab txias hauv koj cheeb tsam. Piv txwv li, siv lub tshuab cua txias fiber laser 15000W, qhov sib xyaw ua ke yog 3:7 (Antifreeze: Dej Ntshiab) thaum siv hauv thaj chaw uas qhov kub thiab txias tsis qis dua -15 ℃. Ua ntej siv 1.5L ntawm cov tshuaj tiv thaiv kev khov hauv lub thawv, tom qab ntawd ntxiv 3.5L ntawm dej ntshiab rau 5L sib xyaw ua ke. Tab sis lub peev xwm ntawm lub tshuab txias no yog li 200L, qhov tseeb nws xav tau kwv yees li 60L tshuaj tiv thaiv kev khov thiab 140L dej ntshiab kom sau tom qab sib xyaw ua ke. Xam...