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And TOF of catalytic oxidation for styrene to benzaldehyde has increased by 100%~240% because of the addition of alkalic ion, which matches with the crown ring.

系统考查了冠醚环及其直径大小、结构类型、键连方式、键连部位和与活性中心的距离对配合物催化氧化性能的影响。

In this thesis, drug distribution in local tissues after topical administration of the ATPs was investigated with HPLC technique, concentration of ACF in skin and muscle remained high during 12hours. Pharmacodynamic of ATPs was evaluated with diclofenac gel as a control, and it was found that ATPs had stronger anti-inflammatory activity than diclofenac gel.The results of rabbit skin irritation test and Guinea pig skin allergia test make it certain that ATPs is safe for topical administration.

本文利用局部组织活检法考查了大鼠局部应用ATPs后的局部组织分布情况,结果表明药物能在皮肤和肌肉组织中12h维持较高的药物浓度;将所制ATPs与市售双氯芬酸钾凝胶进行了药效学比较,结果表明ATPs的抗炎效果优于英太青;家兔皮肤刺激性试验结果表明,ATPs对完好皮肤无刺激性,对破损皮肤具有轻度刺激;豚鼠过敏性试验结果显示ATPs无致敏性。

The effects of 19 anionic and 36 cationic species in aqua phase were examined.

考查了水相中存在19种阴离子和36种阳离对测定的影响。

In this thesis, two series compounds of thiadiazole (2a~2f) and benzothiazole (5a~5f) were synthesized by using the reagent of iodobenzene diacetate. We also bound the iodobenzene diacetate reagent to the resin and applied it to synthesize thiadiazole and benzothiazole compounds.

本文利用二醋酸碘苯试剂分别与1-芳甲酰基-5-芳基-2-硫代缩二脲及1-芳甲酰基-3-芳基硫脲反应合成了噻二唑(2a~2f)和苯并噻唑(5a~5i)两个系列的杂环衍生物,并通过把二醋酸碘苯负载在高分子上合成了一类新型的固相氧化剂,同时考查了该固相氧化剂在噻二唑,苯并噻唑类化合物合成中的应用以及该固相氧化剂的循环使用。

A series of novel chiral aminophosphine ligands with binaphthyl backbone and partially reduced binaphthyl backbone were synthesized from optically pure NOBIN and H〓-NOBIN respectively. The effects of binaphthyl backbone and substitutes at the phosphorous atom on Pd (0)-catalyzed allylation of racemic 1, 3-dipheylprop-2-en-1-yl acetate with dimethyl malonate were systematically investigated.

从NOBIN出发合成了一系列膦上含有不同取代基的氮膦配体MAPs以及含有被部分还原的联萘骨架的氮膦配体H〓-MAPs,将此两类配体运用于钯催化的乙酸1,3-二苯基烯丙基酯与丙二酸二甲酯的反应中,考查了膦上取代基和配体骨架对反应的影响。

In the RAPD system of Bryaceae the optimal concentration of template DNA was 2ng/μl, primer 0.4μmol/L, dNTP 0.2mmol/L, Mg2+ 2mmol/L, Taq DNA polymerase 1.25U, total volum 25μl. Several DNA samples were selected to choose the compatible primers.

通过单因素和正交试验对影响RAPD的因素进行考查,建立了优化的RAPD反应体系:dNTP为0.2mmol/L,随机引物0.4μmol/L,Taq DNA聚合酶1.25U,Mg2+为2mmol/L,模板DNA为50ng,扩增体系为25μl。

Previous correlational studies have suggested that there is a significant relationship between neurological soft signs and neurocognitive functions.

结构方程模型的优势在于可以同时考查神经软体征和神经认知功能的潜变量及它们之间的关系。

With the ongoing of the curricular reform, some changes have been undertaking in this part.

近几年来,随着课改的深入,该题型在考查内容上正在发生微妙的变化。

The average recover rate is 95.4% and RSD is 3.5%. The average content of sciadopitysin is0.147%(RSD is 2.86%). 5.The technology to rich the total flavonoids in branches and leaves of Taxus yunnanensis. Methods:(1) To extract the sample by sonication;(2) Study the technology of extract and defat with L9 (3~4) orthogonal test;(3)Study the process of purification by macroporous resin: containing resin type, liquor concentration, the category and quantity of eluant.

云南红豆杉中总黄酮富集工艺的研究方法:(1)确立用超声法初提药粉;(2)用L9(3~4)正交试验考察脱脂和醇提的工艺参数;(3)用大孔树脂研究总黄酮的富集工艺:考查树脂类型、上样液浓度、洗脱曲线等。

Behavior of microbial dissimilatory reduction in the process of bioleaching metal oxide was researched to increase the leaching efficiency of marine manganese nodules .

考查异化还原微生物在浸出金属氧化物中的行为,提高微生物浸出深海多金属结核的效率。

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推荐网络例句

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47:5 法老对约瑟说,你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法,同时,采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。

Hey Big Raven, The individual lies dont matter anymore - its ALL a tissue of lies in support of...

嘿大乌鸦,个别谎言的事不要再-其所有的组织的谎言,在支持。