Central kis khoom siv hluav taws xob:
Lub tswv yim tseem ceeb ntawm lub hauv paus tsav nruab nrab yog cov tsav tsev, cov kab hlau, cov hlua, cov hlau ntuag thiab cov kab ntsug. Tsis tas li ntawd xwb, thaum siv cov cuab yeej no, peb yuav tsum nco ntsoov tias lub me me, cov kab hauv qab, cov dej ntws ncaj, lub thawv rau hluav taws xob thiab lwm yam khoom siv. Cheebtsam tseem ceeb tseemceeb ntawm nws.
Cov ntaub ntawv siv nruab nrab ntawm kev siv xov tooj:
Central kis thoob khib nyiab tuaj yeem siv dav hauv lub nroog, chemical, textile los yog hlau tshuab xws li dej ntxuav dej ua haujlwm. Thiab raws li tau hais saum toj chaw nruab nrab tsav scraper qauv yog tsim nyog, qhov tseeb ntawm lub sij hawm ua hauj lwm zoo dua, kev khiav lag luam thiab txij nkawm kuj yooj yim dua, lub sij hawm no kuj yog ib qho chaw kho vajtse zoo tagnrho. com