1、

clinical trials take a long time because they're rigorously controlled, with close attention paid to sampling bias and methodology.

临床试验需要花费很长时间,因为它们处于严格控制之下,必须密切留意取样偏差与方法。

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2、

to avoid sampling bias , they restricted their analysis to one group of animals ? the bivalve molluscs ? that fossilise well.

为了防止取样的偏颇,他们将分析的对象限制在一类化石记录保存完备动物??双壳类软体动物。

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3、

objective sampling by the computer decrease the sampling bias by people at the third nation wide schistosomiasis epidemic sampling survey.

目的为了减少第三次全国血吸虫病流行病学抽样调查中人为选择样本带来的偏差。

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4、

"sampling bias" is the likely explanation, say the scientists.

科学家们解释道,产生这种判断差异的可能原因是“抽样偏差”。

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5、

In order to reduce the effect of sampling bias in qualitative and quantitative results, it is necessary composition of the sample used be representative of the batch of drugs being examined.

为了降低取样时偏差对定性和定量分析结果的影响,采用代表每一批药品样品用于检验,这一点十分重要。

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6、

The puzzle of Q~ 2 dependence is overcome by bias sampling method.

用偏畸抽样办法克服了Q~2依赖性的困难。

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7、

The bias Doppler frequency for the time delay of A/ D sampling start responds to that for target acceleration.

A/D采样起始点延时所引起的多普勒偏差对应于目标加速度所引起的多普勒频移。

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8、

no one puts much stock in dr. kinsey's high numbers any more-his sampling methods suffered from a raging case of selection bias-but his results fit the long-standing assumption that men are much more likely to cheat than women.

如今人们对金赛得出的高出轨率已经不是非常重视了(他的取样方法存在严重的选择偏差),但他的结果符合人们长期以来的假设,即男性欺骗伴侣的可能性要比女性大得多。

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9、

determination of thresholds of conditional sampling by bias reduction procedure

用偏倚缩减法确定条件采样的门限

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