diurnal change

常见例句

If there were no drift or diurnal change, the differences would add up to zero around the loop.
如果没有漂移或日变，这些差值相加后必等于零。
The results showed that diurnal change curve of net photosynthetic rate of Reaumuria soongorica was M-type, and obvious"noon break"phenomenon was presented;
结果表明：红砂的净光合速率日变化曲线呈M型，有明显的“光合午休”现象；
Diurnal change of the canopy photosynthetic rate showed a typical single peak curve which was different from the double-peak curve from that of single leaf photosynthetic rate.
姜群体光合速率的日变化呈典型的单峰曲线而异于单叶光合的双峰曲线。