查询词典 mathematic

The wrong mathematic methods play their roles in this field.

错误的数学方法在这个领域内起着作用。

First, this paper research and analyze the feature of signal of pulse Doppler radar, and the mathematic model of radar is constructed.

研究和分析捷变频雷达的信号特征，建立了该种雷达的数学模型，得出了对捷变频雷达的最佳干扰模式，并进行了干扰性能的评估。

In this paper, we have certificated the correctness of the simulation mathematic model and the prediction programs by calculating horizontal stationary turning circle motion and vertical stationary submergence motion, and then have predicted the six motions of tow submarines in order to get the feature motion parameters and the motion track of the center.

本文首先通过对潜艇水平面定常回转运动和垂直面定常直线潜浮运动的计算，验证了仿真数学模型和预报程序的正确性，然后分别仿真预报了两艘潜艇的六种运动的特征运动参数和重心运动轨迹，其预报结果符合工程实际，能够较为全面地反映潜艇的空间操纵运动。

Direct internal reforming solid oxide fuel cell is a complicated power system, whose mathematic model includes a set of partial differential equations that describe the species, mass, momentum and energy conservations, and the electrochemical model as well.

内重整固体氧化物燃料电池的数学模型由描述组分、质量、动量和能量守恒的偏微分方程组，以及电化学模型组成。

We draw our conclusion both form the defacto evidence and the mathematic methods.

我们不但引用大量事实印证这一观点，同时运用数理方法证明了商业保险公司可以建立有效的风险集合来承保农业风险。

Deduce the formulae for the aperture coupling and the parameters of different aperture distribution , And construct the mathematic model of Broad band mode discriminators.

系统推导出宽带模式识别器的小孔耦合和耦合孔不同设置方式下相关尺寸及电磁参数的计算公式并建立起较完整的数学模型。2。

The results of the mathematic models have not only verified the results of the field observation but also discovered that the worst situation occurred when cargos were placed only on the stacking yards behind the wharfs, which was the main cause for shore-slope deformation and the relative displacement of bearing platforms of the wharfs.

数模计算结果除验证了原型观测的结果以外，还发现仅在后方堆场堆载工况为最危险情况，是造成岸坡变形和后方承台构件相对错位的主要原因。

According to the engineering mathematic model of photovoltaic cell, the output characteristics of photovoltaic cell in light intensity variation has been researched.

中文摘要：根据光伏电池的工程数学模型，在光照强度变化条件下光伏电池输出特性进行了研究。

Experimental date of extraction in different packing fraction module were verified. The mathematic model established in this paper can predict shellside mass transfer in hollow fiber reflecting module precisely.

由不同装填系数膜器的萃取实验数据对模型进行了验证，结果表明，本文建立的数学模型能较好地预测折流膜器的壳程传质系数。

Using the method of inquisitions, interviewing and questionnaire, the author did a spot check on the mathematic study actuality among the three school in Yuzhong District.

本文采用测试法、问卷法、访谈法等方法相结合的方式，利用已有或自编量表对重庆市渝中区三所中等职业学校学生数学学习现状进行抽样调查。

Salt is good, but if the salt becomes flat and tasteless, with what do you season it?

14：33 盐本是好的，盐若失了味，可用什么叫它再咸呢？

He reiterated that the PLA is an army of the people under the leadership of the Communist Party of China.

他重申，人民解放军是在中国共产党领导下的人民军队。