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All the studies showed that the eight ultrafiltration fractions differ from each other on chemical composition.

结果表明所分离出的八个腐殖酸级分存在明显的结构性质差异。

The performance of the full-scale RC is described in terms of the partition curves for individual size fractions, and in terms of the yield-ash condition on the feed washability curve.

全方位电阻的表现被描述根据分开曲线为各自的大小分数，并且根据产生灰条件在饲料曲线。

It is very difficult to overtake at many circuits, so the teams have to give their drivers the decisive fractions of a second they need to get back on the track ahead of a rival with fast and well-timed pit stops.

由于在很多赛道上超车是非常困难的，所以车队不得不通过快速而精准的停站来帮助他们的车手赢得零点几秒钟的时间，争取抢在对手之前回到赛道上。

These results suggested that thechanges of amino acid patterns of mutants were mainlycaused by reducing the content of zein and increasingthe contents of other protein fractions.

结果表明突变体籽粒蛋白质与氨基酸组成的变化主要与醇溶蛋白含量的降低和其它组分含量的增加有关。

The micronuclei were not derived solely from the fractions of the chromosome,but from the various components of the chromosome such as acentric rings.

这种融合过程受着细胞核膜膜性结构的直接作用和细胞生化动力学的调节控制。

Results:Fractions extracted from Acorus tatarinowii Schott could enhance intelligence in multi-tests, inhibit AchE activity, and promote of c-jun gene.

结果 ：石菖蒲提取物在多种实验中有改善学习记忆障碍的作用，并能降低乙酰胆碱酯酶活力，增强c -jun基因表达。

For the studied soils, the characteristics of organic matter incorporation affected by different agronomical practices influences microorganisms'activities in the soil particles, which, in turn, modifies the distribution and transformation of elements within and between the soil particle fractions.

从本研究的供试土壤来说，在不同条件下有机物的输入特点直接影响了土壤团聚颗粒的微生物活性，从而影响团聚颗粒中各种元素的分配与转化，因此它是促使土壤团聚颗粒环境中营养元素、重金属元素运移的驱动力。

We isolate the LCA binding glycosylated proteins from anosia human liver cell extraction and liver cancer cell extraction by LCA coupled epoxy magnetic particles, and the glycosylated fractions were separated by 2D gels which were analyzed by 2D ImageMaster to established disparity expression spectra between Chang Liver and SMMC-7721 firstly.

利用该方法对健康人肝脏细胞Chang Liver总蛋白、肝癌细胞SMMC-7721总蛋白及健康人血清进行了糖蛋白的分离纯化，结合2D电泳技术及其图像分析，建立了健康人肝脏细胞ChangLiver和肝癌细胞SMMS-7721 LCA结合糖蛋白的差异表达谱，分别得到蛋白质点148±5和209±7个，匹配点数为127，匹配率为85.36%。

Methods The anticoagulating activity of Bombys batryticatus was detected by TT assay and the main components associated with this activity were determined by classic chemical assayes on different fractions of crude and prepared Bombys batryticatus.

方法用凝血酶时间和经典化学方法为指标测定生、制僵蚕以及制僵蚕的不同部位的抗凝血活性大小以及总氮、铵态氮、蛋白质和草酸铵的含量。

The deformations of axial yarns packed by braider yarns have been calculated through the changes of fiber packing fractions of axial yarns. The relations between the braiding parameters of the composites were derived and the fiber volume fraction of the composites was computed exactly.

基于子单胞模型，通过计算轴纱内纱线填充因子，考虑了轴纱受编织纱挤压产生的变形，进而，建立了复合材料编织结构参数之间的关系，准确地计算了复合材料的纤维体积含量。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。