Yog vim li cas
Feem ntau, tus number case dawb yuav ua rau lub nozzle thaiv vim qhov feem ntau ntawm cov xim dawb xim muab tshuaj txhuam, uas yog nquag mus rau sedimentation.
Kev daws
1: Ntxuav lub nozzle. Yog tias nws tsis tuaj yeem ntxuav tau, hloov nws nrog ib qho tshiab. 2: Nws feem ntau pom zoo kom ntxuav lub nozzle txhua 1-2 teev ua ntej luam ntawv. Cowin white number case txais cov txheej txheem tshwj xeeb, uas tuaj yeem ncav cuag 2 teev ua ntej ntxuav lub nozzle, uas tuaj yeem txhim kho kev ua haujlwm zoo;
3: Hloov nrog tus cwj mem ua tau zoo dua, Cowin tus number case tau zoo dua smoothness thiab yog tus phooj ywg ntau dua rau lub neej ntawm lub taub hau luam ntawv