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费马原理 fèimǎ yuánlǐ
chem. Fermat principle
IT Fermat's principle
tech. least-time principle
费马原理指最小时间原理 fèimǎ yuánlǐ
comp. Fermat's principle
费马原理地震波在两点间传播的射线路径是其传播时间对其所有邻近路径的一阶变分为零的那条路径。即传播时间是最小时〈在某些情况下是稳定值或最大值〉的射线路径 fèimǎ yuánlǐ
expl. Fermat's principle

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