/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: casti555 https://cdn.slidesharecdn.com/profile-photo-casti555-48x48.jpg?cb=1523732665 ?????? ?????? ????? ?????? Èû –¼ªŠW¿¨Ë¹µÙÂÔ ¥»¥ë¥¸¥ª¥«¥¹¥Æ¥£©`¥è §³§Ö§â§ç§Ú§à §¬§Ñ§ã§ä§Ú§Ý§î§à