The arbor size is determined scientifically after optimum by random direction method.
用约束随机方向法进行优化，合理的确定了镗刀杆的尺寸。
The approach to a higher calculating precision of search method of random direction is discussed.
本文还对提高随机方向搜索法计算精度的途径作了讨论。
To achieve this, the random direction search method, box method and the inter-SUMT method are applied, resulting in some improved feasible plans.
选用随机方向搜索法、复合形法和惩罚函数法，取得若干有改进的可行方案。
The elastic modul of short fibre composite material whose fibres volume and direction are random distributed is calculated by means of the random medium micromechanics method.
利用随机介质微观力学方法对纤维大小、方向随机分布的短纤维复合材料弹性模量进行了计算。
The elastic modul of short fibre composite material whose fibres volume and direction are random distributed is calculated by means of the random medium micromechanics method.
利用随机介质微观力学方法对纤维大小、方向随机分布的短纤维复合材料弹性模量进行了计算。
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