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Results When cellulase and pectinase compound,amlyse and diastatic enzyme were added in order in the method of stepwise biocatalysis,98% diosgenin from plants was extracted.IR spectrum of the product was in accordance with that of reference substance and the purity of it is more than 95% according to its HPLC chromatogram.

结果利用阶梯生物催化法,当纤维素酶和果胶酶复合酶制剂、淀粉酶以及糖化酶按顺序依次加入时,能够将植物中98%的薯蓣皂苷元提取出来,其产品的红外谱图与对照品谱图相吻合,经HPLC谱测定薯蓣皂苷元质量分数95%以上。

Results: Recoveries over 90%,the relative standard deviation of sample (n=6) was 1.8% for dichloroacetic acid and 1.9% for trichloroacetic acid and the detection limit was 0.83 μg/L and 0.4 μg/L respectively.

结果:本法的加标回收率在90%以上,6份平行样品测定的相对标准偏差二氯乙酸为1.8%,三氯乙酸为1.9%,检出限依次为0.83μg/L和0.4μg/L。

Who began the birth of fertilized eggs, fertilized egg in the womb after implantation embryo to go out in turn divided leaves, mesoblastic, with ectodermal, ectodermal brain is the prototype.

人的诞生始于受精卵,受精卵在子宫内着床后依次分化出外胚叶、中胚叶、内胚叶,其中外胚叶就是脑的原形。

An integral r egression model is established on the descriptive statistics,correlation analys is and stepwise regression statistical analysis to study the world's top tennis Men's singles game technical's which lead to their victory. The study shows tha t the technical indicators correlated to the score are 2nd se rve points won, break points saved , return games won, 1st serve percentage , 1st return points won, 1st serve points won.

研究表明:与积分相关性相对较高的技术指标其相关性从大到小依次是:二发得分率、挽救破发点成功率、接发球胜局率、一发成功率、接一发得分率、一发得分率;影响世界顶级网球男子单打比赛的三个关键制胜技术因素是:二发得分率、接发球局胜率、挽救破发点成功率。

Enteritidis were obtained from poultry and its meat products.The antibiotic resistance of food isolates was higher than clinical isolates. The drug resistance spectrum of diarrhea patients isolates in 2006 was different from that in 2007.76 strains including 13 food-borne strains belong to 21 PFGE pattern combinations,and their genetic similarly was higher than 80%.

包括13株食品株在内共76株肠炎菌株可分为21种PFGE带型,遗传同源性接近80%,优势带型依次为3型(34株)、1型(12株)、2型(5株)和5型(5株),除2型外均发现有与腹泻株同型的食源株。2006和2007年的PFGE1/2型病例分别为4例和12例。

The microstructure of supercooling solidification is made up by four characteristic regions, from the sample bottom to top are: fine equiaxial dendrites, transition from fine equiaxial dendrites to columnar dendrites, columnar dendrites and coarse equiaxial dendrites.

5深过冷定向凝固的微观组织由四个特征区域组成,从试样底部到顶部依次为:细等轴晶区,细等轴晶→柱状枝晶的过渡区,柱状枝晶区和粗等轴晶区。

Beginning from the viewpoint that corporation bond is a kind ofcredit tool essentia lly, the paper designs the transverse thread by credit lega l system,which is property right foundation, credit service, oneself credit, credit disclosure ofcorporation bond's credit.

因此公司债券契约是其纵向结构的起点。为此,论文首先分析公司债契约以统领该纵向结构,然后依次探讨公司债发行转让、公司债存续期间的公司债管理途径和公司债与公司治理问题。

The results showed that, as for rice flour system, the amylose content, gel consistency and swelling power of rice flour were the main influencing factors to its gelatification characteristi...

试验结果表明:对于米粉体系而言,直链淀粉含量、胶稠度和膨润力是影响其胶凝特性的主要因素, 3个因素的影响程度大小依次为直链淀粉含量、胶稠度、膨润力。

With distance from the lake,the Aerxiaote lake vegetation happened converse succession.From outside to inside,the structure of plant community was gradually simple,biological diversity was shrinking and halophytic vegetation had decreasing tendencies.From outside to inside,there were Aneurolepidium dasystachys,Phragmites australis,Suaeda salsa L.community.Succession tendency was from wetland and typical grassland vegetation to salinization and desertization vegetation.

阿尔肖特湖边的植被随着距湖面距离及地形的不同,植被发生逆向次生演替,自外向内具有植物群落结构逐渐简单,生物多样性逐渐降低、盐生植物逐渐增加有规律性变化趋势;植被由外至内依次形成了赖草、芦苇、白刺和盐地碱蓬群落梯度,其演替趋势是由湿地和典型草原植被向盐碱化和荒漠化植被过渡。

The dinucleotide repeat motif was the most abundant SSR, accounting for 54%, followed by 22%, 13%, 7% and 4%, respec-tively, for tri-, hexa-, penta- and tetra-nucleotide repeats.

在 2-6 bp 的重复基元中,二核苷酸重复基元的SSRs出现频率最高(54%),依次是三核苷酸(22%),六核苷酸(13%),五核苷酸(7%)和四核苷酸(4%)。

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She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场,你等着挨绳子吧!

Several theories about reigniting and extinguishing of the arc have been refered.

本文综合考虑了几种电弧重燃和熄灭理论。