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The results show that the addition of surfactant shortens induction time and improves formation rate and volumetric proportion, and the volumetric proportion of synthetic hydrate samples can amount to 136~150; the existence of porous medium delays hydrate formation exiguously; the influence of memory effect on gas hydrate formation is notable, the induction time could be shortened by 10~20 times for the experimental system containing residual pentahedral ring structure.

结果表明：表面活性剂的加入缩短了水合物生成诱导时间，提高了生成速度和含气率，合成的水合物样品含气率达到136~150；多孔介质的存在对水合物的生成有较小的延缓；记忆效应对瓦斯水合物生成影响显著，在拥有水合物分解残余五面体环等结构的实验体系中，水合物生成诱导时间缩短10~20倍。

A method for the determination of residual pentane content in de-oiled asphalt of Liaohe heavy crude vacuum residuum was studied by using static headspace gas chromatography. The effects of gas-liquid phase ratio, equilibrium time and equilibrium temperature on headspace analysis were investigated.

采用静态顶空气相色谱法测定辽河稠油减压渣油高软化点脱油沥青中戊烷的含量，确定了色谱的测定条件，研究了气液相比、平衡时间、平衡温度等因素对定量分析的影响。

The result showed that the inhibitors can be precipitated with (NH4)2SO4 at the 60% saturation, the Mw is 29 512 Da, it was stable and still had some residual activities heated at 80℃ for 1 h. It is proved the Trypsin inhibitor from Cucurbita pepo var.

结果表明在饱和度为60%的硫酸钱作用下，能够沉淀出活性较强的胰蛋白酶抑制剂，其分子量为29512Da，并且具有一定热稳定性，在80℃恒温处理1h仍保持一定的抑制活性。

These findings indicate that perfusate cells are of liver origin and not derived from residual donor blood.

这些发现表明灌流液细胞是肝起源的而不是供体血液残留的。

With the prolonging of spraying time, the chlorpyrifos residual in guava pericarp and whole guava are reducing, and that of the pulp go up first and then down.

随着喷药时间的延长，果皮和全果中农药的残留量降低，果肉中毒死蜱的残留趋势为先升高后逐渐降低。

In addition, the effects of ultrasonic treatment on the residual content of tannin and phytic acid in perilla seed meal were discussed.

同时探讨了超声波处理对粕中单宁和植酸残留量的影响。

On the basis of common GM(1,1) model and by means of establishing residual error periodic extensional model, the authors extract predominant period and reconstruct a new data sequence; then after superposing the values of the same time in different period, a ray-periodic extensional combinatorial model is built.

提出了灰色–周期外延组合模型，即在一般灰色模型GM(1，1)的基础上建立残差周期外延模型，并提取优势周期以重新构造新的数据序列，再将不同周期同一时刻的值叠加。

A model for finding the cryptic period of hydrological time series is proposed. The functions of the model include to apply logarithm transformation for making the sequence more stationary, to construct a corresponding auto-regression model for reducing the herteroskedasticity of residual, to determine the component of the prime period by periodogram analysis.

本文在讨论水文时序平稳性和异方差性的基础上，提出了检测水文时序隐含周期的模型，即对水文时序设计对数变换序列，提高序列的平稳性；建立相应的自回归模型降低残差的异方差性；通过对所得平稳序列进行周期图分析确定可能的主周期分量。

Model for finding the cryptic period of hydrological time series is proposed. The functions of the model include to apply logarithm transformation for making the sequence more stationary, to construct a corresponding auto-regression model for reducing the herteroskedasticity of residual, to determine the component of the prime period by periodogram analysis.

bstract 本文在讨论水文时序平稳性和异方差性的基础上，提出了检测水文时序隐含周期的模型，即对水文时序设计对数变换序列，提高序列的平稳性；建立相应的自回归模型降低残差的异方差性；通过对所得平稳序列进行周期图分析确定可能的主周期分量。

This is especially true for applications burning coal, residual fuel oil, and petroleum coke.

选择性催化还原系统运行的经济性、可靠性和有效性对电力用户十分重要，特别是燃煤、残油和石油焦的电厂。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。