ºÝºÝߣshows by User: punchai / http://www.slideshare.net/images/logo.gif ºÝºÝߣshows by User: punchai / Tue, 09 Feb 2010 04:24:11 GMT ºÝºÝߣShare feed for ºÝºÝߣshows by User: punchai Palangngan /slideshow/palangngan/3111743 palangngan-100209042414-phpapp01
อะไรคือพลังงาน หาคำตอบได้ไนนี้]]>
อะไรคือพลังงาน หาคำตอบได้ไนนี้]]> Tue, 09 Feb 2010 04:24:11 GMT /slideshow/palangngan/3111743 punchai@slideshare.net(punchai) Palangngan punchai อะไรคือพลังงาน หาคำตอบได้ไนนี้ <img style="border:1px solid #C3E6D8;float:right;" alt="" src="https://cdn.slidesharecdn.com/ss_thumbnails/palangngan-100209042414-phpapp01-thumbnail.jpg?width=120&amp;height=120&amp;fit=bounds" /><br> อะไรคือพลังงาน หาคำตอบได้ไนนี้
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