Circular distribution analysis was used to study the onset seasonal variation.
圆分布分析探讨脑卒中患者发病时间的季节规律。
This study used the statistic method of circular distribution to detect the incidence of psychosis in psychiatric hospital.
本文采用圆分布统计分析方法,对精神科常见病种进行季节性分析。
This article analyses the seasonal distribution of the EHF in Linyi district from 1984 to 1986 By using the method of circular distribution.
以圆形分布方法分析报告了临沂地区1984~1986年流行性出血热(EHF)的季节分布。
Methods To collect the record of fateful and great railway injuries in China from 990 to 000, and analyze the data by circular distribution and chi square test.
方法收集 990~ 0 0 0年全路客、货运输重大、大事故记录资料 ,应用圆形分布等统计分析方法。
Concentration and circular distribution method were used to analyze the seasonal distribution features of 13 common infectious diseases during 1990-2006 in Fuzhou City.
方法运用集中度法及圆形分布法对福州市1990—2006年13种常见传染病的季节分布特征进行分析。
The spatial structure of milk production in Shanghai has three hierarchies:the circular distribution, the system for milk traffic and the collective-distributive network.
圈层分布、奶流系统、收发网络是上海市奶业空间结构的三个层次。
[Methods] Concentration and circular distribution method were used to analyze the seasonal distribution features of 13 common infectious diseases during 1990—2006 in Fuzhou City.
方法运用集中度法及圆形分布法对福州市1990—2006年13种常见传染病的季节分布特征进行分析。
This study analyzed and compared commonly used feeder automation models, proposed two realistic solutions for pilot "hand in hand" circular distribution network feeder automation.
课题在对几类常用馈线自动化实现模式进行分析比较的基础上,针对试点配电环网,提出两种切合实际的“手拉手”环网馈线自动化解决方案。
The relationship between the onset of CVD and meteorological factors including temperature, air pressure, relative humidity, wind velocity was analyzed by circular distribution analysis,.
圆分布分析脑血管病发病的季节规律;直线相关、多元逐步回归分析气象因素与脑血管病发病之间的关系。
The magnetic field distribution produced by displacement current in charging circular parallel plate condenser is discussed by using the concept of magnetic potential.
应用磁场矢势的概念讨论了充电圆形平行板电容器中的位移电流所产生的磁场分布。
We calculate the temperature distribution of rectangle base caused by two circular heat sources isothermal lines and three dimension figure were given.
具体计算了矩形基板内布置两个圆形热源时,基板的温度分布,并绘制了等温线及立体图。
Results show that if the cross-section of the axicon is ideally manufactured in circular symmetry, the field distribution behind the axicon is approximately an ideal Bessel beam.
计算结果指出,当轴棱锥的截面为圆对称的理想加工时,轴棱锥产生的光场分布为近似理想的零阶贝塞耳光。
Currently, it is very different from actual conditions that in the most research of pavement mechanics, the mode of tire ground pressure is simplified as circular and uniform distribution.
目前路面力学大部分相关研究都把轮胎接地压力简化为圆形均匀分布,这与实际有很大的差别。
Analysis shows that the distribution of meshing points is a function of the axial circular pitch, the axial space of two meshing points on a tooth and the effective width of the gear.
计算分析认为,双圆弧齿轮的啮合点分布情况是齿轮的轴向周节、同一轮齿上两啮合点在轴向的距离和齿轮的有效宽度的函数。
For airflow around a circular cylinder, the pressure distribution is studied numerically, and the response of the pressure sensor is foretold.
利用数值模型计算了空气流过圆柱体的压力分布,并预言光子晶体压力传感器的响应。
This paper expounds the stratum distribution situation of the area of the coal yard from above down, probes into the design scheme of the circular coal yard, and analyzes the general expenses.
阐述了圆形煤场区域从上而下的地层分布情况,探讨了圆形煤场设计方案,并分析了各项费用情况。
It is proved that in electron circular accelerator, the longitudinal distribution of particles in electron bunch can be approximately expressed as hollow distribution.
在电子环型加速器中可以证明,电子束团中粒子沿纵向的分布律可近似地表示成为空心分布。
The light intensity distribution of diffraction of circular aperture was investigated by numerical analysis.
利用数值分析的方法分析了由边界波理论公式所得的圆形光阑衍射场的光强分布。
Experiments prove under the "thin" corona state, both the energy efficiency and balance have further raise than that of the distribution strategy in circular network.
实验证明在细分圆环状态下,能量效率和平衡性比圆形网络中的节点分布策略都有进一步的提高。
The magnetic induction intensity distribution B is obtained by solving its magnetic vector potential A distribution of current-carrying circular circuit in anisotropic medium.
提出一种求解各向异性磁介质中电流磁场的新方法,通过求解各向异性磁介质中圆电流环的磁矢势A分布,求出其磁感应强度B分布。
Develop a model to show the distribution of heat across the outer edge of a pan for pans of different shapes - rectangular to circular and other shapes in between.
开发一个模型来显示不同形状的平底锅锅的外边缘之间的热分布-矩形到圆形和在两者之间的其它形状。
A new measurement method for ultrasonic intensity distribution based on the use of absorption circular sheets is described in this paper.
本文描述了一种测量超声场强度分布的新方法——吸收片法。
Develop a model to show the distribution of heat across the outer edge of a pan for pans of different shapes - rectangular to circular and other shapes in between.
建立一个模型来表现热量在不同形状的烤盘的外缘的分布——包括从矩形到圆形以及介于矩形与圆形的过渡形状。
In Nanning basin, the circular-gravel layer is an ideal bearing stratum of piles, because of it's homogeneous particle composition, compact cohesion and continuous distribution.
南宁盆地圆砾颗粒组成均匀,胶结紧密,分布连续,是较理想的桩端持力层。
The near-axis field distribution of circular aperture antennas is obtained by numeric integration method.
采用数值积分方法分析了圆口径天线非轴向近场分布特性。
The reliability of the system was verified by measuring the fluctuating pressure distribution of single circular cylinder and comparing the results with those in the literatures.
通过对单圆柱绕流进行同步测压,并和文献中的结果进行对比,验证了本套同步测压系统的可靠性。
The near field properties of circular aperture antennas with Gaussian amplitude distribution are analyzed by the aperture field integration method in this paper.
采用口径场法对具有高斯幅度分布的圆口径天线辐射近场进行了分析。
The authors, by photoelastic technique, make an experimental investigation in the stress distribution on the new type circular-arc-teeth synchronous belt.
运用光弹性理论及测试技术,对抽油机用新型圆弧齿同步带的应力分布状态进行了光弹性实验研究。
The distribution of the trace midpoint is not uniform, and it is far from being insignificant for reasonable results that position and radius of circular sample window are selected appropriately.
对于实际测量数据,节理迹线中点并非均匀分布,选择恰当的圆形窗口位置和半径,才能得出合理的结果。
The sharp of translocation time distribution of symmetrical-folded polymers is similar to that of closed circular polymers.
非对称折叠高分子迁移时间的分布则没有出现清晰的单峰。
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