The operation of differentiation was first systematized by Newton(1642-1727)and Leibnitz., 微分的计算最早是由牛顿（1642-1727）和莱布尼兹加以系统化的。

Following the August 1991 abortive coup attempt in Moscow and the subsequent dissolution of the Soviet Union, Kazakhstan ...

In this paper, we introduced planting performance and high-yielding cultivation techniques of Yiyou 186 after cropping of ...