您要查找的是不是：
- The best beaches are ranked as Good, while those beaches with a higher geometric mean are ranked Fair. 水质最佳的泳滩级别为良好,几何平均含量较高的泳滩级别为一般。
- In 1998,the reinfection rate was 23% and the geometric mean intensity of infected subjects was 64 5 epg. 1998年 ;感染率为 2 3.;0%25;感染度 (EPG)几何均值为 6 4
- The geometric mean of the autoantibody is 1:62 in DCM group, 1:4 in non-DCM group, and 1:4 in normal control group. DCM组的抗心肌抗体平均几何滴度为1：62，非DCM组为1：4，正常对照组为1：4。
- The geometric mean peak current of return strokes is 11.9 kA with a range from 6.6 kA to 21.0 kA. 回击电流峰值的几何平均值为11.;9kA;变化范围为6
- The geometric mean titers of CFT-antibody of group A,B,C and D were 8.88, 30.28, 42.71 and 50. 10. respectively . CFT抗体的几何平均滴度依次为8.;88、30
- Construct a right triangle with given hypotenuse c such that the median drawn to the hypotenuse is the geometric mean of the two legs of the triangle. 这题大概是：构造一个直角三角形（斜边c已给定），使斜边上的中线长度是两直角边长度的比例中项。
- The results indicated little difference in the geometric mean diameter (GMD) of the ETS particles from those in background air. 研究香烟数量和不同厂牌、不同采样区域和不同的通风速率的结果。
- The geometric mean (GM) and geometric standard deviation (GSD) were calculated to represent summary indicators of the intensity and variation of the magnetic field in each home. 吾人计算几何平均数与几何标准差来代表每一个家户内磁场的强度与变异性，并进行全体样本家户间磁场强度与变异之描述性统计。
- There is marked difference of mean weight diameter(MWD) and geometric mean diameter(GMD) among the three types of slope soil, and the values both show the following order: FS> NS > RF. 土壤颗粒平均重量直径和几何平均直径在不同类型边坡土壤之间存在显著差异，均表现为岩石源植生土＞自然边坡土＞农田源植生土。
- The limit theorems of arithmetic mean and geometric mean were discussed in many articles.In this article, we give some sufficient conditions about the law of large number of logarithmic mean. 摘要关于算术平均和几何平均极限定理在许多文献中有所研究，本文主要给出对数平均大数定律成立的若干充分条件。
- Then an arithmetical mean, which came from the geometric mean of these three measures multiplying sub-band weighted coefficients, was used as final comprehensive assessment indicator. 然后将这三个指标的几何平均与频段加权系数的内积做算术平均，以此作为图像质量的综合评价指标。
- Inthis paper,We shall expound several geometric means comparative signifcat test method-ank test. 在此基础上,今又提出多组几何均数比较的顺序检验。
- The study by Patwardhan et al. (1) examined the care of patients predominantly within stage 4 CKD, as reflected by the mean estimated GFR of 23.6 ml/min. Patwardhan等的这项研究(1)主要检查了处于4期的CKD患者，估算的肾小球滤过率(GFR)平均为23.;6ml/min。
- posterior conditional means estimator 后验条件均值估计
- Week 5 The definition and nature of derivative. the geometric meaning of derivative. the relation between the derivability and the integral. derivation rule. 第5周 导数概念.;导数的定义
- Based on the geometric meaning of Dupin's indicatrix, the local cutting condition is analyzed to meet two conditions of the optimal cutting orientation. 文中给出了五轴加工中环形刀具势态优化的两个条件,并根据杜潘标线的几何意义,分析了加工曲面和刀具曲面的局部几何特性。
- annual geometric mean Escherichia coli level 全年的大肠杆菌几何平均数
- Geometric mean diameter of carbon black 炭黑的几何平均直径
- Signal parameter estimation of PSA means estimating the angles of arrival and the polarization angles simultaneously according to the samples of PSA. 用克拉美一劳限(CRB)来衡量信号到达角和极化角的估计精度，利用Fisher信息矩阵求逆导出信号到达角和极化角CRB的解析表达式，两信号特征参量接近时，它们的估计精度均下降。
