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1. 楂樻晥锛氬�氬��(g猫)瑷�(sh猫)鍌欏彲浠ュ叡浜�鍚屼竴濯掍粙閫�(j矛n)琛岄�氫俊锛屾彁楂樹簡缍�(w菐ng)绲�(lu貌)璩囨簮鐨勫埄鐢ㄧ巼鍜屾暩(sh霉)鎿�(j霉)鍌宠几?sh霉)鐢奉灎鐪�?     
     2. 绨�(ji菐n)鍠�锛氱浉姣斿叾浠栧��(xi茅)璀帮紝CSMA/CD鍗�(xi茅)璀扮殑瀵�(sh铆)鐝�(xi脿n)杓冪偤绨�(ji菐n)鍠�銆�

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