Gawo loyenda la excavator limapangidwa ndi ma sprockets, track rollers, Carrier roller Idler ndi maulalo amawu, etc. Pambuyo pothamanga kwa nthawi inayake, zigawozi zidzavala mpaka kufika pamlingo wina.Komabe, ngati mukufuna kuyisamalira tsiku ndi tsiku, bola mutakhala pang'ono ...
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