仔细阅读本刊2010年第7期题为《对式子mgh1-mgh2=12mv2的审视及修正》一文(以下简称“原文”),收获颇多,该文立意新颖,重新审视中学物理中的最常见、最基础的定律.但是赏析之余,发现原文有两处隐蔽性很高的问题值得商榷,而这两处问题的存在会直接影响对此定 Read the magazine issue 2010 issue 7 entitled “Review and amendment of the formula mgh1-mgh2 = 12mv2” (hereinafter referred to as “original”), gain a lot, this article is innovative and re-examine the middle school physics The most common and most basic law, but apart from the appreciation, I found that there are two hidden problems in the original text that are debatable. The existence of these two problems will directly affect this