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- preseismic surface deformation field 震前地表形变场
- STATISTIC CHARACTERISTICS OF THE EARTH SURFACE DEFORMATION FIELD AND ITS CORRELATION WITH THE GROUND TEMPERATURE FIELD 我国地形变场的统计特征及与地温场的相关
- Surface deformation field 地震地表形变场
- The determinant criteria of the stability of roadbed is mainly ground surface deformation caused by mine goaf collapse. 采煤空区坍塌引起的地表移动与变形是确定路基稳定性的主要依据.
- Current surface deformation is caused by the combination of mining and dewatering. 现有的地表变形曲线为采矿和降水引发地表变形曲线的叠加。
- The distribution of deformation field can explain some phenomena reasonably such as axial extending, diameter growth and pileup during spinning. 变形场的分布能合理解释旋压时产生的伸长、胀径及隆起等现象。
- Therefore, the surface deformation can be detected with fixed-quantity according to the matched DEMs. 它可以将不同时期获取的DEM纳入到统一坐标系中,这样就可以根据匹配后的DEM来定量探测地表变化情况。
- However, The new system has been used to measure in-situ deformation field of its evolution of a tension specimen impacted by Hopkinson Bar. 在研究中发现,不同于传统的材料,该类材料的性能与制备方法、工艺和环境有很大关系,实验中存在十分明显的数据分散。
- The deformation field in the graben system indicates that the tectonic activity in this area have chracteristics either newborn or inherent. 地堑系内这种垂直形变场的态势,说明本区构造的垂直差异活动既有继承性、又有新生性的特点。
- The deformation matrix method is a fast and available method to calculate surface deformation of connecting rod bearing bore. 变形(柔度)矩阵法计算连杆轴承孔表面变形快速、有效;
- Coal mining in remote mountainous district mainly on drift of coalpit,and its influence on surface deformation has already been attention. 偏远山区矿山开采多以小窑掘进为主,其对地表变形的影响已引起人们的重视。
- The initial stress or deformation fields are not usually homogeneous. 初始胁强场或初始形变场通常并不是均匀的。
- By the experiment and theory analysis,impressing-picture grid method is appro-priate and accurate to meaure surface deformation in cross rolling p... 在管材与棒材表面质量控制日益要求提高的今天,分析表面螺纹及缺陷的变形机理势在必行。
- In this dissertation, a Twyman-Green interferometer is used to measure silicon surface deformation after anodic bonding. 本文还采用基于相移干涉的泰曼-格林干涉测试系统对键合后硅片的形貌进行了测量。
- The initial stress or deformation fields are not usually homogeneous . 初始胁强场或初始形变场通常并不是均匀的。
- Center drift first construction method was adopted in Wushan main tunnel of Fuzhou 961 Civil Air Defence Work,and ground surface deformation was well controlled. 在福州961人防工程乌山主通道工程施工中采用中洞先行的施工方法,地功地控制了地表变形,保证了地表建筑物的正常使用。
- Factors,which affect the surface deformation of ceramic disk and the brazed area ratio of the ceramic-metal composite structure tappet,have been investigated in this paper. 而影响挺柱使用性能并与钎焊相关的是钎着率和钎焊引起的变形。
- Large displacements of slope and surface deformation due to underground excavation are discussed using the DDA model with results compared with those from DEM. 基于DDA计算模型,补充和发展了DDA计算程序,分析了边坡大位移问题和地下开挖引起地面变形的工程实例,并与离散元计算结果进行了比较研究。
- Based on the distribution shape of the fissure,the feature of the regional deformation field and the geotectonic movement,the additional faulting with the development of the fissure may be relative. 从地裂的分布形状、区域形变场特征及新构造运动的角度看,附近的断裂活动与地裂的发展似有一定的关系。
- The variation of stress and deformation fields in the freezing zone of an earth embankment is analyzed, and the effect of different frost-heaving zones on the deformation and stress of embankment surface is calculated. 分析了土基范围内冻胀带对路基应力场和变形场的作用,并计算了不同冻胀带范围对路基顶面变形场和应力场的影响。