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The two companies are integrated enterprises specialized in the production of spice, API, leather, building chemical products, and rubber. We have rich production experience, advanced production equipment, considerable technological force to produce products of top class quality. Our production and business concept is "service and credit first". We have invested 25 million RMB yuan in our companies and have totally 108 employees, 25% of whom are medium-level and senior technicians. We produce series products of Purple Mink brand including the spice: Raspberry ketone, Piperonal, Anisaldehyde, 99% isosafrole, 99% safrole; APIs: Diphenylmethanol, 4-Octyloxyphenol, 2,3-Dihydrofuran; leather chemical products: XD Alkaline chromium sulphate, XD Liming agent; building materials: productivity of 15000 tons of naphthalene series high-efficient high-concentration water reducing agent and 8000 tons of environment-friendly aliphatic water reducing agent; rubber chemical products: F101 Composite resin rubber sulfidizer. The annual sales amount is 80 million RMB.

本公司生产产品涉及香料、医药原料、皮革化工、建材化工、橡胶化工综合性化工企业，具有生产经验丰富、生产设备先进、技术力量雄厚、产品质量一流，服务、信誉第一的生产经营理念，资本投入2500万元，公司员工108人，各类中、高级技术人材占总人数的25%，生产的"紫貂"牌系列产品主要有香料类：覆盆子酮、洋茉莉醛、天然大茴香醛、99%异黄樟素、99%黄樟素，医药原料类：二苯甲醇、4-辛氧基苯酚、2，3-二氢呋喃，皮化类：XD碱式硫酸铬、XD浸灰助剂，建材化工类：萘系列高效、高浓减水剂15000吨、绿色环保型脂肪族减水剂8000吨的母体生产力，橡胶化工类：F101复合树脂橡胶硫化剂系列产品。

The disubstituted ureas and the catalyst could be separated by addition of water and the catalyst could be reused without deactivation.

新型高效的菲咯啉钯-离子液体含氮化合物羰化催化剂体系，以苯胺为反应物时该体系的转化频率可以达到6000mol/mol/h；氢氧化铯-离子液体催化剂体系，可以在不加入化学计量脱水剂的条件下活化二氧化碳与脂肪族胺反应得到二取代脲，反应结束后可以通过加入水实现产品和催化剂体系的分离，催化剂体系可以重复使用。

Based on the development of homogeneous gold complex catalyst, the polymer immobilized nano-gold catalyst was also prepared and used for oxidative carbonylation of amines or activation of carbon dioxide to carbamates and disubstituted ureas without addition of any co-catalyst and dehydration agents with greatly enhanced catalytic activity (TOF≈3000mol/mol/h).

同时，纳米金可以催化活化二氧化碳与脂肪族胺反应制备二取代脲，避免了传统上二氧化碳活化所大量使用的脱水剂，是当前文献报道最高效的胺与二氧化碳反应的催化剂体系（TOF≈3000mol/mol/h）。

By spraying polyamines synthesis inhibitors, D-Arg, MGBG (Methylglyoxal bis-guanylhydrazone) and CHA at various concentrations to panicles and flag leaves of indica rice Jinlingxiangnuo (a higher polyamine rice variety) at heading, flowering and grain filling stages, changes in contents and components of PAs in rice grains after harvest were investigated.

多胺(polyamines， PAs)是生物体代谢过程中产生的具有生物活性的低分子量脂肪族含氮碱，是调控生物体生长发育的重要活性物质[1]。PAs在生长发育、细胞增殖、肿瘤发生、编程性细胞死亡(programmed cell death， PCD)、免疫反应及食物过敏症等方面具有重要调节作用[2~6]。

The composition of the invention comprises: about 80 to about 99 weight percent lubricant; and about 1 to about 20 weight percent sodium or potassium alkali metal salt of a branched or unbranched aliphatic monocarboxylic acid having at least 8 carbon atoms.

本发明的组合物包括：大约80-99%重量的润滑剂；以及大约1-20％的具有至少8个碳原子的支链或非支链脂肪族一元羧酸的碱金属盐。

In the presence of suitable nickel catalyst and without the chelation effect of special designed dithioacetals, simple aliphatic dithioacetals could react with a series of Grignard reagents to give the corresponding olefinic products.

因此在适当的镍触媒存在下，脂肪族硫缩醛在不需要特别的螯合作用下，即可以与一系列的格林那试剂进行烯化反应。

As one of aliphatic polyether-ester, poly (p-dioxanone) shows not only excellent biodegradability, biocompatibility and bio-absorbability, but also good flexility, tensile strength and knot strength. The PPDO has already been used in some biomedical materials such as suture, bone repair device and may have potential application in peroral or parenteral drug delivery systems.

聚对二氧环己酮是脂肪族聚醚酯的一种，不仅具有优良的生物降解性、生物相容性和生物可吸收性，而且具有出色的柔韧性、抗拉强度和结节强度，可应用于生物医用材料，例如手术缝合线、骨科修复材料等，并在口腔和非肠道给药系统中具有潜在的应用前景。

As far as these organic matters are concerned, there are as much sixteen kinds of low molecular weight organic acids and Aldehyde, Alcohol, Ketone, Carboxylic acid, Carboxylic acid, Furan, Pyrazine, Fat hydrocarbon, sulphide and so on. The results have also shown that the content of Aldehyde, Alcohol, Fat hydrocarbon, Carboxylic acid, Furan, Pyrazine, sulphide in composted production amended with NMF inoculants increased 6.5%、9.2%、5.7%、15.6%、9.8%、11.3% and 28.6%, respectively.

研究证实添加微生物腐熟菌剂的奶牛粪堆肥产品中醛类、醇类、酯类、羧酸类、呋喃类、吡啶类和含硫类等低分子有机化合物的相对含量比未添加NMF微生物腐熟菌剂分别增加6.5%、9.2%、5.7%、15.6%、9.8%、11.3%和28.6%，而酮类、脂肪族碳氢化合物的相对含量则分别减少11.4%和15.5%。

The purpose of this thesis work was educed after discussed thatthe disadvantage of polyesters and advantage of polyphosphazenes.

讨论了脂肪族聚酯的不足之处以及聚磷腈的优势特点，从而提出了本论文研究工作的目的和意义。

Aliphatic polyesters, one of most promising biodegradable polymers, have been studied extensively and intensively due to their good biocompatibility and biodegradability, and they have found their applications in the fields of biomedical materials, drug delivery systems, packaging materials, agriculture, and so on.

脂肪族聚酯具有良好的生物相容性和可生物降解性，在生物医用、药物传输、包装、农业等领域得到了广泛而深入的研究，是一类极具发展前景的高分子材料。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。