You know from catastrophe, cata is Greek for down.
从大灾难这个词知道，希腊人用cata表示下降。
2
With the reaction between uranium tetrafluoride and steam as an example, the method for the development of the gas -solid non-cata…
以四氟化铀与水蒸汽反应为例，说明建立气——固非催化反应动力学模型及其参数估计方法。
3
Conclusion: Mastery the up to date research progress of Saponikovia cata (Turcz.) Schishk. and afford useful inference of its exploitation and application.