用df造句子，“df”造句

dcmu作用後葉片df衰減動力學曲線表明在快相部分有明顯上升趨勢，而慢相部分出現下降。

Unlike a passive solar home, an active solar home uses mechanical equipment, such as pumps and blowers, and an outside source df energy to help heat the house when solar energy is not enough.

着重討論df噴*泵內的流體力學行為，構建數學模型，並在此基礎上對傳統df噴*泵結構進行改造。

將火山機構分為火山口-近火山口相(CNCF)、近源相(PF)和遠源相(df)三個相帶。

The degrees of medieval European universities has laid the foundation of degree system in modern ones and also reserved the tradition df esteeming knowledge, intellectual and scholarship.

當您研究這些X平方分佈圖時，請注意，當您在實驗中改變自由度(即df)時，概率函數的形狀會改變。

對外排屑深孔鑽削df系統的原理及裝置進行了研究,對外排屑深孔鑽削df系統的參數選擇及使用時注意事項進行系統地闡述.

As you study these Chi Square graphs, note that the shape of the probability functions change when you vary the degrees of freedom, or df, in your experiment.

本實驗以加工澱粉後的湖南嶽陽野葛殘渣為原材料，採用酶法和化學法制備成df，通過動物實驗探討不同加工方法的葛根df的保健功能。