Pipe eri lathe na-akpọ mmanụ obodo lathe,thread-atụgharị n'ozuzu na-ezo aka na usoro nke machining eri na workpiece na a akpụ ngwá ọrụ, tumadi gụnyere ntụgharị, egwe ọka, ọpịpị, threading egweri, egweri, na oké ifufe igbubi. Mgbe ị na-atụgharị, millin...
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