Basic txhais ntawm excavators

Cov ntaub ntawv excavated los ntawm excavators feem ntau suav nrog av, thee, sediment, nrog rau pre loosened av thiab pob zeb. Los ntawm txoj kev loj hlob ntawm kev tsim kho machinery nyob rau hauv xyoo tas los no, excavators tau tsim sai heev thiab tau dhau los ua ib qho tseem ceeb tshaj plaws ntawm kev tsim kho tshuab hauv engineering engineering. Peb qhov tseem ceeb tshaj plaws ntawm lub tshuab excavator yog qhov hnyav (ntau), lub zog ntawm lub cav, thiab lub peev xwm thoob.