Ang pangunahing istraktura ng excavator ay nahahati sa: 1. Undercarriage na bahagi;2. Bahagi ng katawan;3. Bahagi ng gumaganang device.Gumagamit na aparato : -boom, stick, bucket, hydraulic cylinder, connecting rod, pin, pipeline.Mga bahagi ng katawan -engine, shock absorber main pump, main valve, cab, slewing mechanism...
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