查询词典 geometric

Based on the method of neural network the relationship between the water demand ratio and the geometric and rheological characteristic parameters of fly ash was studied.

通过建立BP神经网络模型，处理了粉煤灰颗粒群特征参数(比表面积、形状因子、分数维、烧失量)和流变学参数(屈服应力、塑性粘度等)与其需水量比之间的关系。

Most lathes provide from eight to eighteen speeds, usually in a geometric ratio, and on modern lathes all the speeds can be obtained merely by moving from two to four levers.

大多数车床有8～18种转速，一般按等级数排列。在现代车床上只需扳动2~4个手柄，就能得到全部挡位的转速。

PVDF/PZT piezocomposite consisting of piezoelectric ceramic and polymer was made according the connection mode, volume fraction ratio or geometric distribution mode.

摘要压电复合材料一般是由压电陶瓷和聚合物基体按照一定的连接方式，一定比例和一定的空间几何分布复合而成。

Analytic control between 3 industries, between agriculture and industry, industry and agriculture is in-house geometric ratio exemple concerns between each industry the regularity that develops change, structure of scientific direct estate optimizes adjustment practice.

分析掌握三次产业之间、农业与工业之间、工农业内部各行业之间等比例关系发展变化的规律性，科学指导产业结构优化调整的实践。

The geometric similarity ratio of the model to its prototype (including the side tuyeres and the top lances) was 1:4. Based on the theoretical calculations of the gas jet properties in the si...

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Current, baidu year trade measure 100 billion U.S. dollor, make global science and technology with shoulder of geometric ratio of Microsoft, Gu Ge, Yahoo vane, become the world to understand the window of Chinese economy.

现在，百度年交易量1000亿美金，与微软、谷歌、雅虎等比肩成为全球科技股的风向标，成为世界了解中国经济的窗口。

Most lathes provide from eight to eighteen speeds, usually in a geometric ratio, and on modem lathes all the speeds can be obtained merely by moving from two to four levers.

在现代车床上只需扳动2～4个手柄，就能得到全部挡位的转速。

Fuller invented the Geodesic dome coined the term synergetics, a "Geometry of Thinking," a metaphoric language for communicating experiences using geometric concepts, long before the term synergy became popular.

福勒发明了多面体球顶，创造了&协同几何学&这一词汇，提出&几何学的思维&，开创了用几何学的概念、使用隐喻语言沟通经验；很长时间以后，&协同&这一词语才流行起来。

Then a model to distinguish skin drag coefficient and form drag coefficient is established based on a floe drag experiment by using a wave-current tank in laboratory, and the quantitative relationship between skin/form drag coefficient and floe geometric parameters is established as a result.

水拖曳系数同海冰几何形态参数的关系才是提高拖曳系数适应性和准确性的最佳途径。

We proved, under a geometric condition given by Capietto, Mawhin and Zanolin, the infinity and some dense distribution of even or odd symmetric subharmonics for the equation with oscillatory nonlinearity.

本文讨论了具有偶或奇对称性的Duffing方程，在由Capietto，Mawhin和Zanolin给出的几何条件下，我们证明了具有振动非线性的对称Duffing方程有无穷多个对称的次调和解，并且其次调和解具有某种稠密的分布。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48