Upload: fix thumbnailed upload slow bug (#1644)
Upload: fix thumbnailed upload slow bug (#1644)


ElemeFE/element,JavascriptTips/element,engriary/element,immissile/m-element,renxia/element,jsyczhanghao/element,karol-f/element,Kingwl/element,reverland/element,pengchongfu/element,baiyaaaaa/element,imyzf/element,karol-f/element,ElemeFE/element,Leopoldthecoder/element-1,renxia/element,iamnewsea/element-pzx,Raganof/element,iamnewsea/element-pzx,JavascriptTips/element,pengchongfu/element,engriary/element,immissile/m-element,imyzf/element,Leopoldthecoder/element-1,hisland/element,Raganof/element,huguangju/element,reverland/element,hisland/element,baiyaaaaa/element,huguangju/element,youngerheart/element,Kingwl/element,youngerheart/element