旺姆晓红
added Category:970 技藝總論 using HotCat
14:50
+30
added Category:470 製造總論 using HotCat
14:49
+31
创建页面，内容为“File:电锤1.jpg|缩略图|[https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1598088397172&di=fa2e98c1927b1ff44f1906fd9b1d22de&imgtype=0&src=htt…”
14:47
+9,784