數理情色
甚麼是『數理情色』?這是個以輕鬆手法討論科學知識的blog,當然也是吸引人來看我的blog的綽頭名稱!
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Thursday, September 02, 2010
燈膽煲水
用100watt燈膽煲水, 兩個鐘頭去到90度, 唔嘥電, 用來沖茶剛剛好! 當然囉, 效率認真低!
資料來源:
DeZeen
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