氟

On experimental day , the rats were intratracheally instilled with bleomycin(5mg/kg body weight)or sterile saline, and then treated with the Fluvastain and saline until they were killed .5 rats of every group were executed in 7,14,28,42 day. Immunohistochemistry and Westernblotting were used to measure the expression of TGF-β, ERK_(1/2) p-ERK protein.

本实验利用博莱酶素诱导大鼠肺间质纤维化，以氟伐他汀为代表研究他汀类药物对肺纤维化大鼠模型的干预作用，并通过观察氟伐他汀对ERK信号通路中重要调节酶ERK_(1/2)的表达及活化的影响，探索肺纤维化的信号传导机制，并为临床提供新的治疗思路。

It occurred with poor regioselectivity leading to a mixture of 3-chloro-2,6-difluoro-4-iodopyridine (14; 77%) and 3-chloro-2,6-difluoro-5-iodopyridine (15; 15%) after iodination.

It利达介导的去质子不佳导致混合区域选择性发生在3 -氯-2，6 -二氟- 4 - iodopyridine（14，77％）和3氯- 2 ，6 -二氟- 5 - iodopyridine（15； 15％）后，碘化。

The iodination of fluorinated ylide-anions using element iodine or 1,2-diiodoethane wassuccessfully underwent and a series of of perfluoroalkylated α-iodo-α,β-unbsaturated nitriles were prepared.

成功地进行了含氟叶立德阴离子的碘化反应，通过用不同的碘化试剂即单质碘或〓， 2-二碘乙烷制备了一系列全氟烷基化的α—碘代—α，β-不饱和腈。

Guangzhou Jingbang Hydraulic Seal Technology Co., Ltd. is professionally engaged in research, production and sales of fluoroplastics, fluorine products, high polymer wear-resisting material and seals(diameter of 2 meters) of large-scale hydraulic oil cylinders.

广州市晶邦液压密封技术有限公司（下设广州市晶达塑胶科技有限公司，广州市晶程液压密封技术服务有限公司）专业从事液压油缸密封件，氟塑料，氟制品，高分子耐磨材料的研究，生产、销售。

Study on synthesis and thermo-stability of ladderlike polymethyl/phenylsilsesquioxane

利用气相色谱技术对氟代仲丁烷的热稳定性进行了考察，并通过对氟代仲丁烷的热消除产物的定性定量分析，讨论了其热分解机理，以四圆环状过渡态历程和碳正离子重排历程对热消除反应的产物形成进行解释。

The rate of breath holding, laryngospasm, and desaturation wassimilar between those receiving desflurane versus sevoflurane.

憋气、喉痉挛或者氧饱和度下降的发生率在接受地氟醚与七氟醚对比的患者之间是相近的。

Following items were determined correctly:plasma and urine aluminum concentration, plasma and urine fluoride concentration, plasma Glutathione peroxidase activity, plasma Malonyl dialdehyde content, whole blood Superoxide dismutase activity, plasma cuprum and zincum concentration.

结果 与对照组比较，暴露组血浆铝和尿铝浓度、血浆氟和尿氟浓度均显著增高；血浆GSH-Px活性降低，血浆MDA含量增高，全血SOD活性增高；血浆铜浓度升高，血浆锌浓度降低；电解铝工人全血AchE活性降低（P值均小于0.001）；除视觉保留外，暴露组NCTB的各项测试得分均显著低于对照组，提示其在情感状态、注意力、听记忆、运动敏捷度与准确性方面有显著改变。

The Mannich-type addition of O , O'-dialky phosphite to 2-fluorobenzaldehyde and 4-trifluoro- methylaniline was carried out in one pot by means of adopting three kinds of green synthetic methods, microwave irradiation, ionic liquid and free solvent-catalyst condition. According to the results, the synthetic method was optimized without catalyst and solvent at 100 ℃ and 15 min, and it was economic, convenient, high yields, timesaving and environment friendly.

采用微波辐射﹑离子液体和无溶剂无催化剂三种绿色合成方法，分别进行了以亚磷酸酯、邻氟苯甲醛和对三氟甲基苯胺为原料的类Mannich一锅法合成反应研究，经合成筛选，优选出控制反应温度100 ℃、无溶剂和无催化剂加热反应15 min的合成方法，实验结果表明该方法经济、简便、产率高、反应时间短及对环境友好。

The method was upbuilded that it is to measure Fongorene and lambda-cyhalothrin conten in 15% Shuangte missible oil .

建立了高效液相色谱法测定 15 %双特乳油中氟磺胺草醚和乳氟禾草灵含量的方法。

Methods The clinical manifestations, mycological features, and the therapeutic results of 47 patients were retrospectively analyzed.

回顾分析47例真菌感染患者的临床表现、真菌学特征及治疗结果。17例患者单用氟康唑，21例单用伊曲康唑，9例氟康唑无效后改用伊曲康唑治疗。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。