- 双语例句 更多例句
本文在PPS抽样方案和有效回简单随机抽样方案的情形下构造了这两种估计并精确比较了它们的优劣.
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CLAP adopts the random-sampling technique to make the clustering algorithm to be more efficient.
CLAP算法通过使用随机抽样技术,提高了聚类算法的效率.
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该项研究对于大宗货物的实际随机取样具有重要参考价值.
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此外,我们探讨复杂抽样下,该估计值的推广.
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Survey is also available web for input from clubs that were not in the random sampling.
调查也扩及由扶轮社于网上输入资料,这并不包括在随机抽样中.
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Methods Cluster sampling and random sampling Methods: Were used to choose the subject.
方法采用整群随机抽样和单纯随机抽样方法确定调查对象.
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In a simple random sampling, the sample mean is an unbiased estimate of the population mean.
在简单随机抽样中, 样本均值是总体均值的无偏估计.
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Methods A random sampling inspection could be combined with special-purpose rectification.
方法突击抽样检查和专项整顿相结合,抽样比对.
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METHOD Random sampling study and collect data by questionnaire survey and examination.
方法采取整群随机抽样,信函问卷、实地测试等调查.
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应用最优分配随机分层抽样方法确定调查点.
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This study adopted two-stage random sampling method. The valid subjects were 300.
本研究采二阶段随机抽样方法, 有效样本共300位.
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- 相关词组
- sampling analysis抽样分析;
- work sampling technique工作样本技术;工作样本选择
- at random任意地，随便地;信;横七竖八;胡乱;
- random crime随机犯罪行为
- random blocks抛筑块体;
- beaker sampling杯选试样;
- random samplen.随机抽样调查;
- completely random完全随机;
- random select随机选择;
- random selection随机选择，杂乱选择;
- random accessn.随机存取;
- paired sampling配对取样;
- timing sampling定时采样，时间量化，脉冲调辐;
- areal sampling[医]分布区取样;
- adaptive sampling适应性抽样;
- air sampling空气取样;
- random allocation随机分配;
- 今日热词
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- garment n.衣服;服装;
- neither nor 既不…也不…;均不;两者都不
- thin adj. 薄的;瘦的;稀少的;细的;vt. 使瘦;使淡;使稀疏;
- state v.陈述;公布;n.状态;国家;州;
- free loop n.自由循环，自由圈;
- misery n.痛苦;不幸;穷困;悲惨的境遇;
- afraid adj.害怕的;担心的;恐怕;畏惧，害怕;
- cup n.杯子;一杯（的量）;（胸罩的）罩杯;优胜杯;vt.使（手）窝成杯状;使（双手）成圆状托起;为…拔火罐;
- blenders n.搅拌机;(电动)食物搅拌器;掺和器blender的名词复数
- motherhood n.母亲身份;母性;母亲们（总称）;
- novel n.小说;adj.新颖的;
- south n.南方;南部;美国南方各州;（南半球的）发展中国家;adj.南的;（风）来自南方的;南风的;南方吹来的;
