的确，参与啼四魔薄利多医生试验十分之一的志愿申请上说明不能提供样品以用于测试其分子构成。
Indeed, one in ten of the applicants for Dr Tsimberidou's trial was unable to provide samples which could be tested for their molecular make-up.
构成物象的电子必须由要观察的样品发射。
The electrons forming the image must be emitted by the specimen to be observed .
曲线的形态和样品本身的结构、超导相构成通路的情况及引线接点质量等诸多因素有关。
It was found that the shape of a R-T curve depends on the construction of samples, communication of superconducting phases and the quality of the lead contacts, etc.
用超声脉冲法研究了不同性质岩块构成的样品破裂前的波速变化。
The variation of wave velocity before rupture of samples composed of rocks with different properties was studied by the ultrasonic impulse method.
该比对中的三种样品是由一些具有已知核素比活度的标准物质或准标准物质构成，而另一种是活度未知的盲样。
Three samples consisted of standard or quasi-standard substances with known specific activities of some nuclides while the radioactivity of the other sample was unknown.
结果表明，标化合格率因不受样品的种类和构成的影响，其结果较平均合格率更准确、合理，符合我市食品卫生的实际情况。
Results suggested the standardized rate which the sorts of samples had no effect was more accurate and reasonable than the average qualification rate, reflected actual food hygiene status in xuzhou.
在实际工作中，往往会不断得到新样品数据，可利用递推公式不断地把新信息加入到经验回归方程中去，以构成一个动态的预测系统。
In practical work, new sample data is often obtained continually, so these new data can be joined the empirical equation of regression by using recursive formula, and form a dynamic forecast system.
将个体dna提取出来后，按一定方式进行混合，构成混合DNA样品池。
After individual genomic DNA was extracted, it would be pooled to formate DNA pooling in some ways.
本文详细介绍了该方法的基本原理、测试软件构成、样品测试过程及重复性试验。
The experimental results of this method were more accurate and reproducibility of the measuring results is described.
所谓同位素构成，是指在某一元素的特定样品中该元素不同同位素的百分比率。同位素构成因此特别适合于作为铜矿厂来源的示踪物。
Isotopic composition, the percentages of the different isotopes of an element in a given sample of the element, is therefore particularly suitable as an indicator of the sources of the ore.
所谓同位素构成，是指在某一元素的特定样品中该元素不同同位素的百分比率。同位素构成因此特别适合于作为铜矿厂来源的示踪物。
Isotopic composition, the percentages of the different isotopes of an element in a given sample of the element, is therefore particularly suitable as an indicator of the sources of the ore.
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