相關NVT的文學知識

NVT造句

NVP/NVTnon-cloggingverticalpumpsareintendedforallkindsofhardapplicationswithwastewater,slurriesorwastestock.NVT無堵塞立式泵應用於含有廢水，泥漿，廢料等介質的各種苛刻工況的領域。...