恒定不变的的英文:
constant
参考例句:
- Nature produces them only very slowly, parsimoniously, and at a constant rate - 但大自然太吝啬了,总是以一个恒定不变的却又是太慢的速度造就着这种天才。 
- For incompressible fluids, both the mass flux and the volume flux are constant in a tube of flow - 对于不可压缩的流体来说,流管中的质量通量和体积通量都是恒定不变的。 
constant是什么意思:
adj. 固定的;不停的,接连不断的
n. 常数;不变的事物
- Matter is in constant motion and constant change. - 物质总是在不断运动,不断变化的。 
- A constant guest is never welcome - 常客令人厌 
- The market is in a constant state of flux. - 市场行情在不断变化。 
- The market is a stream that is in constant motion. - 市场像河流一样不断地波动。 
- The speed of light is an invariant constant. - 光速是一个不变常数。 

 
         
 
 
 
 
