Pushcart, Pressure Gauge, thiab lwm yam.

Peb siv cov ncuav qab zib los txhim kho koj txoj kev nrhiav tau, pabcuam cov kev tshaj tawm lossis cov ntsiab lus, thiab tshuaj xyuas peb lub tsheb. Los ntawm txhaj "Txais txhua yam", koj pom zoo rau peb siv cov ncuav qab zib.