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数量间的关系式
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终级风暴
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Dec 5, 2006, 8:19:32 PM
12/5/06
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to 自由空间〔高花亭小学信息技术论坛〕
路程=速度×时间
用S表示路程,V表示速度,t表示时间,这个公式可以写成:
S=Vt
速度=路程÷时间 V=S÷T
时间=路程÷速度 T=S÷V
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