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- 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 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。
- 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。
- 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。
- 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。
- 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。
- He thumbed through the directory to look for her number. 他翻阅电话号码簿找寻她的号码。
- Let me note down your address and telephone number. 让我记下你的地址和电话号码。
- He picked a winning number on the first draw. 他第一次便抽到一个中奖号码。
- 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
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- The number represented by the digit or digits in2. 在释文2。中所说的由一位或几位数字表示的数。
- The students in our class number thirty. 我班总共有三十名学生。
- I dialed the right number, but nobody answered. 我拨的号是对的，但没有人接电话。
- A number of new hats were on parade at the wedding. 在婚礼上见到有些人戴著新式的帽子。
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- The number shall be cut in on a plate. 号码将雕刻在一块金属板上。
