It was also demonstrated that resoluble sugar and protein in diseased leaves had no regular changes during different infection stages, but showed different effect on plant metabolism.

不同级别病叶中可溶性糖和蛋白含显规律性变化，在发病不同时期对黄瓜体内谢影响不同。

The arithmetic to control all kinds of linear dominated sections and resoluble conditions are expatiated in this paper.

阐述了各类线性控制器相应控制算法，及其可辨识条件。