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- The reasonable sampling number in field for SOM is based on the spatial variability of nutrient factor and the required data precision. 草地土壤有机质合理取样数取决于有机质要素自身空间变异程度和人们对数据精度的要求。
- The reasonable sampling number of grassland soil nutrients should be based on classic statistical characteristics and spatial variability. 草地土壤有机质合理采样数应建立在统计特性和空间结构性基础上。
- Rainfall made soil water content uniform, decrease the coefficient if variance, and then decrease the reasonable sampling numbers. 降雨有使土壤含水量分布均匀，降低变异系数，从而减少合理取样数目的作用。
- Spatial Variability of Soil Moisture Content and Reasonable Sampling Number in Cluster-Peak Depression Areas of Karst Region 喀斯特地区典型峰丛洼地表层土壤水分空间变异及合理取样数研究
- reasonable sampling number 取样数目
- The optimum sampling number and estimation scheme of Weibull parameters are proposed. 继续研究了固体催化剂机械强度测试和表征技术。
- The thesis chooses the reasonable sampling site according to the different distribution of Phragmite australis,and combing the simulation experiment. 本文根据芦苇在不同湿地生境的分布，合理选择采样点，做实验室模拟实验。
- The theoretical sampling number of Lygus lucortum Meyer-Durs over winter eggs is ascertained by the distribution indices. 并利用分布型参数确定了绿盲蝽越冬卵的理论抽样数。
- It is of great significance to scientifically and reasonably determine the sampling number and frequence of the testing yarn based on its quality dispersion. 根据产品总体离散程度的大小，科学、合理设置抽样数量与检验次数，具有十分重要的意义。
- It is a finite impulse response (FIR) digital filter, and its order is N/3(N is the sampling number in a period). The direct current in i P(i Q) can pass through this filter damplessly, while 3n harmonics damp thoroughly. 该滤波器具有线性相位的有限冲激响应 (FIR)数字滤波器 ,阶次为N/3(N为一个周期的采样点数 ) ,可使iP(iQ)的直流分量无衰减地通过 ,而 3n次谐波处的幅值衰减为0。
- Though simple, the interface provides a brief whirlwind tour of a reasonable sample of Buoy widgets, as well as a fair amount of experimentation with the event-handling system. 虽然简单,但是这个界面简要地提供了一个Buoy小部件的合理示例,还有相当数量对事件处理系统的体验。
- In order to improve the class accuracy of small number of samples caused by the imbalance of sample number, weight of sample difference is introduced. 首先为克服由于样本数量不平衡性引起的小样本类别精度差的问题，引入由于样本差异的权重；
- The compared results of different sample methods showed that the m eans of the parallel lines was the best one and the theoretical sample number wa s also determined. 不同抽样方法的比较结果,以平行线法效果最好,并确定了理论抽样数。
- But I think our offer is reasonable and realistic. 不过我认为我们的报价是现实的、合理的。
- I have every reason to be confident of our victory. 我有充分的理由坚信胜利是属于我们的。
- I want a restaurant with reasonable price. 我想去一家价位合理的餐厅。
- We have reason to believe that he was murdered. 我们有理由相信他是被谋杀的。
- What was the real reason for your absence? 你缺席的真正原因是什么？
- Effect of Sampling Number on the Stitching Interferometer 样本容量对子孔径拼接检测精度影响的分析
- It is wise even in adversity to listen to reason. 灾难中听从理性的召唤也是明智的。
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海词词典，十七年品牌
