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本文分析了采动影响下简支梁及两端固定梁的受力状态,以及受力状态的验算。确定井筒中心的一种方法——柏运辉当井筒中心丢失时,可用本文提出的方法直接计算其井筒中心位置。明胶翻版二底图工作的体会——杨洪杰峰峰矿务局用明胶翻版二底图取得了经验,并介绍了翻版方法绘制不同比例尺图件时合理布置图幅的一点体会——席宗全本文介绍在自由分幅情况下绘制不同比例尺图件时,合理布置图幅的方法。
This paper analyzes the stress state of simply supported beams and fixed beams under the influence of mining, and the checking of the stress state. A Method to Determine Wellbore Center - Bo Yunhui When the wellbore center is lost, the method proposed in this paper can directly calculate the center of wellbore. Gelatin piracy two bottom map work experience - Yang Hongjie Feng Mine Bureau of Gelatin piracy with the bottom map of the experience gained, and introduced the piracy method to draw different scale map pieces reasonable layout map of a little experience - Xi Zongquan This article describes the In the case of a free-form map drawing different scales, the reasonable layout of the map method.