本文系作者于1961年3月在地质部地质科学研究院完成初稿。在野外工作中,曾蒙黄汲清付院长亲切的指导,并得到张正坤同志的协助。在编写过程中,又蒙现华东地质科学研究所朱夏所长及关佐蜀先生审阅、修改。来成者地质学院后,本人又将该文进行了一部分修改和补充,并得到石油系陈庸勳、童崇光等同志的支持?陨鲜鐾驹诖艘徊⒅滦弧8梦纳腥鄙傩┎逋?由于时间所限,来不及补充,敬希读者谅解。文内不妥之处,还望指正。 This article was written by the author in March 1961 in the Department of Geology, Geological Sciences Institute completed the first draft. In field work, he was cordially instructed by President Huang to pay the president and was assisted by Comrade Zhang Zhengkun. In the process of compiling, it was shown again by Director Zhu Xia of East China Institute of Geological Sciences and by Mr. Guan Zusu for reviewing and revising. After becoming a Geological College, I further revised and supplemented this article and obtained the support of the commanders Chen Yongxun, Tong Chongguang and others from the oil department.傩 ┎ 逋? Due to time constraints, too late to supplement, hope readers understand. The article inappropriate, but also correct me.