Amfani: ① kyawawan kayan aikin injiniya.Nailan high inji ƙarfi, mai kyau tauri.② lubrication kai, juriya abrasion.nailan tare da lubrication mai kyau, ƙimar juzu'i kaɗan ce, don haka, a matsayin wani ɓangare na watsawar rayuwa mai tsawo.③ kyakkyawan juriya mai zafi.Kamar yadda gilas...
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