Hydraulic Breaker

Cov lus piav qhia: Lub tshuab hluav taws xob hydraulic yog tsim rau kev rhuav tshem cov khoom siv dag zog, pob zeb, asphalt thiab ramming ua haujlwm. Nrog lub zog zoo tshaj plaws - rau - qhov hnyav piv, siab zog tshuab, thiab qis suab nrov tshaj pneumatic breakers, Aolai hydraulic breakers yog qhov kev xaiv zoo tshaj plaws. Sab hauv...