The research and development of a metallocene based single site catalyst with constrained geometry configuration and its polymerization products are reviewed.
综述了限制几何构型金属茂催化剂及其聚合产物的研究和开发情况。
For certain geometry constraints, by transforming the constrained degrees of freedom, the reduced unconstrained degrees of freedom finite element solution was obtained.
对于特定的线性几何约束条件，通过对约束条件下的初始自由度进行转换，将有限元方程转换为少自由度的无约束方程进行求解。
The triangulation of constrained data set is widely used in Geographic Information System (GIS), geo-science, computational geometry, multi-resolution and high precision DTM, et al.
顾及地形特征线的散点域(约束数据域)三角剖分是建立高精度数字地面模型的基础，在GIS、地学分析、计算几何、多分辨率DTM等领域中有着广泛的应用。
Inference of the three_dimensional geometry of the Linglong granitic complex at depth from 2_d gravity forward modeling, constrained by geological data, Shandong Province, East China, is presented.
根据胶东地区西北部的重力资料，并在地质资料的约束下，采用人-机联作的二维模拟方法，对玲珑花岗质杂岩体三维形态进行了细致的推断。
Inference of the three_dimensional geometry of the Linglong granitic complex at depth from 2_d gravity forward modeling, constrained by geological data, Shandong Province, East China, is presented.
根据胶东地区西北部的重力资料，并在地质资料的约束下，采用人-机联作的二维模拟方法，对玲珑花岗质杂岩体三维形态进行了细致的推断。
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