【摘要】 <正> 随着天山地区地质研究程度不断地提高,广大地质工作者给我国地质学的宝库积累了丰富的资料。当然,在大地构造学方面也增添了不少很有参考价值的内容。近年来,以尹赞勋教授为首的提出了天山旋回的概念,并建议以它作为中国晚古生代阶段的构造运动,从而取代长期统治我国构造地质领域的华里西(海西)旋回。继后,新疆地质局编写组和罗发祚分别发表了《中国天山地质构造特征》和《漫谈天山旋回》。为了使天山旋回更臻完善,笔者发表如下意见,以供读者参考。更多还原

【Abstract】 The problems about fixing the episodes of Tianshan Cycle, which ought not to locate in Tianshan region, and the indicative method of discussing fold episodes are primarily studied in this paper. The main fold episodes of Tianshan Cycle are also checked and added further by the writers, meanwhile, several important fold episodes of Tianshan Cycle can be state as following: the D3 late episode, the C1 middle episode, the C1 late episode, the C3 late episode and the P1 late episode. In this paper, a lot of field sketches and paleontologic data have been collected, and the C1 middle episode, which would be neglected, is stated in detail. In the end of the paper, according to studying for Tianshan Cycle, we criticized some viewpoints with malady concerning with the shorttance and the globe instantaneity of the fold episodes.更多还原