Kev yuav cov nozzles yog txoj haujlwm tshaj lij. Koj yuav tsum nkag siab txog cov yam ntxwv ntawm cov khoom siv raw, cov yam ntxwv ntawm cov tshuaj tsuag nruab nrab, kev cuam tshuam ntawm kev hloov siab ntawm cov tshuaj tsuag ntawm cov tshuaj tsuag, qhov cuam tshuam ntawm qhov kub thiab txias ntawm cov nyhuv tshuaj tsuag, thiab cov kab nozzle. Kev suav thiab tsim cov ntaub, kev npaj thiab tsim cov kav dej, thiab lwm yam.

Vim yog qhov nyuaj ntawm qhov kev xaiv nozzle, peb cov kws tshaj lij engineers tuaj yeem pab koj ua tiav txoj haujlwm xaiv lub nozzle kom raug. Koj tsuas yog yuav tsum tau qhia rau peb paub txog qhov tseem ceeb tsis muaj, thiab peb tuaj yeem pom zoo lub nozzle haum rau koj. Peb cov khoom lag luam tsis tuaj yeem ua tau raws li koj xav tau, peb tuaj yeem tsim lub nozzle tshiab rau koj dawb. Koj tuaj yeem tiv tauj peb txhua lub sijhawm.