In freezing method there is always some deflection in boring freezing hole.
冻结法工程中的造孔总存在一定的偏斜,以工程实际参数为基础,考虑了土层中水的相态变化和冻结温度随冻结时间变化等因素,利用大型有限元软件,对冻结孔随机偏斜和无偏斜条件下冻结壁的形成及其温度场特征进行详细地分析,得出了冻结管偏斜下,冻结孔交圈时间、冻结壁厚度、冻结壁平均温度等主要技术参数,提出了偏斜条件下冻结壁平均温度的计算公式,对深井冻结设计和多排冻结管温度场的研究有重要的参考价值。
By considering deflection of freezing pipes and using the FEM method,the three-dimensional temperature field of the connecting passage of Shanghai Eas.
考虑了冻结管偏斜布置的情况,利用有限元方法对上海市复兴东路隧道联络通道进行了三维温度场模拟。
The phenomenon of the divided circle deflection in the LLMC is narrated in this paper.
本文叙述了度盘偏斜现象及其对读数显微镜Reticon比例尺测定值的影响 ,分析了产生度盘偏斜的原因和修正方法 ,文章讨论了是否需要对比例尺加上与天顶距有关的修正项问题 ,结论是只要把度盘偏心控制在 5μm以内 ,就不必加改正。
By analyzing its severe deviation and its treatment, starting from its structure, this paper discusses the deviating correcting principle and correcting process of the feedstock rake conveyer when in operation, and proposes measures to solve the problem of severe deviation of the feedstock rake conveyer.
通过分析耙料机发生严重偏斜的原因和处理措施,从耙料机的结构入手,讨论耙料机在工作时的纠偏原理和过程,提出解决耙料机严重偏斜问题的措施。
This paper introduces successful construction method and control measure currently used for holedrill,borehole deviation,protection tube,and embedment and installation of bimetal mark.
介绍了目前比较成功的倒垂孔钻孔、钻孔偏斜、保护管安装、双金属标的埋设及安装等施工方法和控制措施。
Analysis of Declination Cause of Balancing Weight for Multi-Rope Friction Hoist;
多绳摩擦式提升机平衡锤偏斜的原因分析
The paper analyzed the cause of the declination in a raise boring.
分析反井钻井偏斜的原因,提出防偏、减偏的措施;控制钻孔偏斜方法和纠偏办法。
Taking the SDS900A DTY machine as example,it introduce the skew adjustment methods for main engine belt,tangential belt and suction belt,which provide theoretical basis and important reference when adjusting skew belts in time.
简述了皮带调校的基本原理,以SDS900A型加弹机为例,介绍了主机速皮带、龙带、吸丝皮带偏斜的调校方法,为及时纠正偏斜皮带提供了理论依据和重要参考。
At last,extracts small targets with histogram image segmentation method which has been labeled by skewness.
借助快速独立分量分析(FICA)将高维数据中隐藏的目标信息集中投影到低维特征影像中,然后以峰度为特征度量指标选择特征影像,最后用以偏斜为指标的直方图分割方法提取小目标。
At last it extracts fleet targets with histogram image segmentation method which has been labeled by skewness.
首先借助快速独立分量分析(FICA),将高维数据中隐藏的舰船目标信息集中投影到低维特征影像中,然后以峰度为特征度量指标选择特征影像,最后用以偏斜为指标的直方图分割方法提取舰船目标。
The following results are documented: (1) the skewness has a characteristic of time-varying law whether in the returns of Shanghai stock market and Shenzhen; (2) the negative skewness in Chinese stock market returns can be partly explai.
股票市场通常易于发生大幅下跌而非上涨,即指数收益率的分布往往具有负偏斜的非对称特征。