在形状优化的基础上，采用二次优化技术，对结构的截面尺寸进行了优化。
Based on shape optimization, we use second optimization technology to optimize structure section size.
由于纵、横墙体交叉处存在基础面积重叠问题，基础底面尺寸应作适当修正。
Because of the foundation area superposition in cross walls the foundation size should be revised.
这就为网格尺寸的合理设计打下了重要基础。
节圆是一个参考圆，花键的键齿的所有的横向尺寸都是以节圆为基础开始计算的。
Pitch circle is the reference circle from which all transverse spline tooth dimensions are constructed.
一个完全数据模型应该以这三个尺寸为基础：基准、方位和高度。
A complete data model should be based on these three dimensions: ground, position, and elevation.
一个完全数据模型应该以这三个尺寸为基础：基准、方位和高度。
A complete data model should be based on these three dimensions: ground, position, and elevation.
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