Flow racking, yomwe imadziwikanso kuti mashelefu otsetsereka, imagwiritsa ntchito ma aloyi a aluminiyamu, mbale zachitsulo, imatha kugwiritsa ntchito njira yopendekeka ya mayendedwe odzigudubuza kunyamula mabokosi otuluka kuchokera mbali imodzi kupita mbali ina.Mashelefu osungira nthawi zambiri amagwiritsa ntchito zitsulo zodzigudubuza, zomwe zimathandizira kutsitsa ndi kutsitsa komanso kuyang'anira katundu....
Werengani zambiri