论文部分内容阅读
鉴于展改云同志所提问题。具有一定的难度和深度,且带有普遍性,特请应振华副教授作出较为详细的解答。
In view of the questions raised by Comrade Chang Gaiyun. With a certain degree of difficulty and depth, and with universality, the special answer should be made by Associate Professor Zhenhua.