Bulldozer tsamba Kutentha ng'anjo Turkey Excavator sprocket Bulldozer masamba ndi kukonzedwa ndi boron zitsulo kapena mpweya zitsulo, ndi kukonzedwa ndi njira kutentha mankhwala monga kuzimitsa ndi tempering, kuti athe kupeza ntchito zabwino, kuuma ndi compressive mphamvu, amene angathe kukumana ntchito. .
Werengani zambiri