查询词典 delta function

Structural topology optimization is formulated in terms of the nodal variables on the level set function , which is converted to 0-1 variables by Heaviside function regularized by the sigmoid function.

利用有限元离散后的水平集函数的节点值作为拓扑设计变量来求解连续体拓扑优化问题。

In the optimization iteration, the levelset function values of nodes are considered as design variables. To computedifferences normally, the Heaviside function is handled for smoothing, theregularized Heaviside function is selected to avoid the oscillation inhomogenizations method, and the results can converge smoothly.

在优化迭代过程中，节点上的Level Set函数值被看作是设计变量，并且为了便于微分计算能够正常进行，对Heaviside函数及其导函数做了光滑化处理，选取了一种正则化的Heaviside函数，避免了均匀化方法中出现的振荡现象，可以平稳地收敛到最终结果。

Differentiate after large area, a lot of people feel his influence is weakened, originally direct to Changjiang Delta spring of the report report to large division manager now, more important is, how does advertiser differentiate become most a Gordian knot.

划分大区之后，很多人觉得自己的权力被削弱，原本直接向江南春汇报的现在却要向大区经理汇报，更重要的是，广告客户如何划分成为最棘手的问题。

Homer mentions an Achaean attack upon the delta, and Odysseus speaks of the same when he talks to the shade of Menelaus.

荷马提到一achaean攻击后，珠江三角洲，和奥德修斯说话的同时，当他会谈的树荫下梅涅劳斯。

Then is the case of Shanghai as the center of the Yangtze River Delta region rely on active economic sentiment, Business card printing and membership card making husbandries worked.

再是以上海为中心的长三角地区依靠活跃的经济气氛，制卡和会员卡制作业的发展也取得了很大的成绩。

Since 2000 a new round of economic growth cycle, the Yangtze River Delta as the most active economic region, the real estate industry is the development of this round of the vane and thermometer.

自2000年以来新一轮经济增长周期，长江三角洲地区最活跃的经济区域，房地产行业的发展，这一轮的风向标和温度计。

He was born in the Nile Delta in 1849 and studied in Cairo under Jamal al-Din Afghani.

阿布笃反对殖民主义，希望按照埃及独特的方式发展伊斯兰社会的现代化。

The Agincourt had just delivered supplies for the incoming Delta Company.

阿金库尔是为了给即将到来的德尔塔连服务才刚发射的。

European Air Filter Delta filtration professional manufacturer in China for the company to provide materials and technical support!

欧洲空气过滤器专业制造商Delta filtration为公司提供在华材料和技术支持！

Marine economy is the new point of growth of the ala austral delta of the Yangtse River.

海洋经济是长江三角洲南翼的新增长点。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。