Cov txheej txheem excavator feem ntau suav nrog lub tshuab fais fab, cov cuab yeej ua haujlwm, slewing mechanism, tswj mechanism, kis mechanism, taug kev mechanism thiab cov chaw pabcuam.Los ntawm cov tsos, lub excavator yog tsim los ntawm peb qhov chaw: cov cuab yeej ua haujlwm, sab sauv turntable thiab taug kev mechanism.Accordi...
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