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  1. Economies of scale as expansion of size such as increase in number of power plants or increase number of employees in HK Electric Company Limited can reduce the unit cost of production because workers can enjoy higher degree...

  2. The compressed air inside the engine is heated and expands rapidly. The pressure of the hot gas increases. It is directed by the engine chamber to the exhaust opening at the rear of the engine. In fact, a jet engine...

  3. ...會向著使外界因素影響減弱的方向移動。 Le Chatelier's principle describes the effect of external factors on equilibrium mixtures...

    分類:科學及數學 > 化學 2007年11月27日

  4. the electricity pass through the frog acts as nerve impulse

    分類:科學及數學 > 生物學 2007年03月15日

  5. alicefong731所講我同意, 做pastpaper有助你了解會考的出題方法、評分方法、趨勢, 以及marker對答案的要求. 你做pastpaper時亦可了解自己自己有什麼不明白, 之後再讀熟以及多做相關類型的題目. 做pastpaper不可以盲目做(即是乜都唔識就做、人做我又做, 或者做得鬥多, 但乜都無學到.), 做左有錯要知...

  6. they are the same are you going to sit for 2007CE? make sure you memorize this principle it's often asked :)

  7. 極似convexity的proof,只是方向倒轉了。 圖片參考:http://i187.photobucket.com/albums/x22/cshung/7008032000081.jpg

    分類:科學及數學 > 數學 2008年03月27日

  8. 1. Dr. Proprietor's Drawing Cr. Cash ........ $10,000 2. Dr. Electricity Cr. Cash ....... $12,000 3. No entry be made as this is his private personal savings account where he...

  9. Centralisation - the act of consolidating power under a central control Scalar Chain - is the number of different levels of authority through which decisions are passed in the organisation...

  10. If you cannot see the above, please go to: http://i726.photobucket.com/albums/ww265/physicsworld2010/physicsworld02Sep201428.jpg?t=1253428139 http://i726.photobucket.com/albums/ww265/physicsworld2010/physicsworld03Sep201428.jpg?t=1253428155 圖片參考:http...