proportional to中文什么意思

成正比

与...相称，与...成比例

• proportional:    adj. (成)比例的；相称的，平衡 ...
• be proportional to:    与...成比例
• a is positively proportional to:    成正反比

例句与用法

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1. Strain is proportional to stress .
   应变量与应力成正比。
2. First, the volume is proportional to the number of moles .
   第一，体积和摩尔数成正比。
3. The actual stress is not proportional to the bending moment .
   实际上应力与弯矩不成正比。
4. The value of a fraction is inversely proportional to that of the denominator .
   分数值与分母值成反比例。
5. The amount of scattering will thus be proportional to the number of electrons .
   于是散射的量将与电子数成正比。