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In this paper,- and (5)-2,2'-diethynyl-1,1'-binaphthyl with highly stable chiral configurations were employed as structural templates, and a new type of helical cyclophane compounds-3 and-3 were synthesized in enantiopure form by the introduction of benzyl sulfone through Sonogashira coupling reaction, followed by the treatment of disulfone with lithium diisopropylamide.

基於2，2'-二取代的联萘衍生物在手性构型上高度稳定的特点，分别从光学活性的-和-2，2'-二乙炔基-1，1'-联萘结构模板出发，通过Sonogashira偶连反应导入苄基碸，然后用二异丙基氨基锂处理制得的联萘二碸成功地合成了一种新的螺旋环芳分子－对映异构体-3和-3。

Methods Serum contents of hyaluronic,type IV collagen,cholalic acid,tumor necrosis factor,transforming growth Factor-α,interleukin-1(IL-1),interleukin-6(IL-6)and interleukin-8(IL-8)were detected by radioimmunoassay and were analyzed.

方法应用放射免疫法对患者血清透明质酸、IV型胶原、胆酸、肿瘤坏死因子、转化生长因子-α、白细胞介素-1(IL-1)、白细胞介素-6(IL-6)和白细胞介素-8(IL-8)进行测定和分析。

Co condensation type polyamides were prepared by using 1,2 dihydro 2 (4 aminophenyl) 4 [4 (4 aminophenoxyl) phenyl] phthalazin 1 one and 4,4′ diamino biphenyl ether or 4,4′ diamino biphenyl methane as the co diamine monomers and aromatic diacid as the co condensation monomer.

采用 1 ，2 -二氢-2 -( 4-氨基苯基)-4 -[4 -( 4-氨基苯氧基)-苯基 ]-二氮杂萘-1 -酮、4 ，4′-二氨基二苯醚、4 ，4′-二氨基二苯甲烷为共缩聚二胺单体与对苯二甲酸进行共缩聚反应，制备共缩聚型聚酰胺。

The spectra of X-ray diffract revealed that its crystal is B type and the value is about 18%, far lower than that of ordinary maize starch. With the method of chemistry modification, we modified the amylose starch with acetates. The result showed that the best reaction condition was at the ratio of 1:5.3 (glucose: acerbity), with MSA 1.5% catalyzer, at 75℃ for 3 h.

利用化学改性法对高直链玉米淀粉进行醋酸酯化改性，最佳反应条件为，淀粉葡萄糖基与酸的质量比1：5.3、催化剂甲磺酸用量为体系的1.5%、反应温度75℃、反应时间3 h，在此条件下可制备取代度为2.84的醋酸酯淀粉，比普通玉米淀粉高0.78。

The results show that, firstly, Stellera chamaejasme L, which rely on their developed axial root system in the 10～40cm soil layer to occupy the competitive priority of volume, length, surface area and so on, in the case of their adaptive faculty to poor surroundings resulting from fruit picking, trampling and overgrazing as well as with the phenomenon of restrained growth among various plants, gradually become the dominant plant in the herbaceous community; secondly, this kind of degraded grassland has not displayed any general characteristic of degradation such as surface exposure, accumulative quantity of vegetation reduced, water loss, soil erosion and so on, therefor, it should be dealt with distinguishingly; thirdly, if"Stellera chamaejasme L Killer"and"Oxytropis ochrocephala Killer"invented by CAS are taken advantage of respectively in the bloom period of Stellera chamaejasme L and at the beginning of florescence of Oxytropis ochrocephala bunge by ultra-low volume spray of 1. 05L/hm〓 and 1. 35～165L/hm〓 dosage separately, the death rates of poisonous herbs may achieve above 95% and 92% correspondently; fourthly, this technology with the characteristics of high work efficiency, exclusive selectivity and convenient operation, is safe to non-target plants and other animals, and has no toxic or side-effect to environment; furthermore, an execution of"Stellera chamaejasme L Killer"spray and a two-year grazing prohibition can be effectively applied on degraded grasslands of"Weed and Poisonous plants Type".

结果表明：狼毒凭借发达的轴根系在10～40cm土层中形成的体积、长度、表面积等竞争优势，以及对采食、践踏、过度放牧所形成的不良环境的适应能力和异株克生现象的存在，逐步成为草群中的优势植物；毒杂草型退化草地没有表现出地表裸露、植物蓄积量减少、水土流失等一般性退化特征，对该类草地的治理应区别对待；应用中科院研制的'灭狼毒'和'灭棘豆'分别在狼毒盛花期和黄花棘豆初花期，以1.05L/hm〓、1.35～165L/hm〓的施用量超低容量喷雾，毒草的死亡率可达到95％、92％以上；该技术具有工效高、选择性专一、灭效高、操作简便，对非靶标植物和其它动物安全，对环境无毒副作用的特点；采用喷施'灭狼毒'+短期禁牧措施，可以有效治理毒杂草型退化草地。

Specific gene expression of the pro-inflammatory cytokine IL-1β and the type II IL-1βreceptor (IL-1RII, 'decoy receptor') was studied in skin of rainbow trout Oncorhynchus mykiss (Walbaum, 1792) fry during infection with the ectoparasitic monogenean Gyrodactylus derjaini Mikailo, 1975. Cytokine expression was studied in both primary and secondary infections using a semi-quantitatie RT–PCR technique.

用半定量RT-PCR的方法，研究初次感染和二次感染体外寄生的单殖吸虫---三代虫后，虹鳟鱼苗的皮肤中促炎症细胞因子IL-1β及IL-1βII型受体（IL-1RII）的特异性基因表达。

Specific gene expression of the pro-inflammatory cytokine IL-1β and the type II IL-1βreceptor (IL-1RII, 'decoy receptor') was studied in skin of rainbow trout Oncorhynchus mykiss (Walbaum, 1792) fry during infection with the ectoparasitic monogenean Gyrodactylus derjavini Mikailov, 1975. Cytokine expression was studied in both primary and secondary infections using a semi-quantitative RT–PCR technique.

用半定量RT-PCR的方法，研究初次感染和二次感染体外寄生的单殖吸虫---三代虫后，虹鳟鱼苗的皮肤中促炎症细胞因子IL-1β及IL-1βII型受体（IL-1RII）的特异性基因表达。

We researched on the prepartion of pivotal intermediate 2 and 3 for 1 P-methyl carbapenem antibiotics from intermediate 1, which is subjected to Reformastky reaction, N-alkylation, Dieckmann-type cyclisation, enolization, ester condensation etc. in sequence. The synthesis route of document is optimized by us.

我们研究了1β-甲基碳青霉烯类重要中间体的合成，从中间体1出发经Reformastky反应、水解反应合成出中间体2；经Reformastky反应、烷基化、Dieckmann环合、烯醇化、酯化合成出中间体3，并对其中各步反应作了优化和探索。

Wherein, it comprises faujasite at 1-95%, fusion-resistant oxide at 1-90%, and active metal as 0.05-60%; the mol ratio as SiO2/Al2O3 of faujasite is 6-20, the zeolite XRD spectrum analysis proves it is Y-type zeolite, whose particles have sheet shape.

催化剂中含八面沸石1％-95％，耐熔氧化物1％-90％，活性金属组分0.05％―60％。其中八面沸石的SiO2/Al2O3摩尔比为6―20，沸石XRD光谱分析属于八面沸石中的Y型沸石，晶体颗粒形貌具有片状形貌。

Now our workshop area is about 100, 000 square meters and our main production equipment is two sets of German MAN Roland R904-7B type outsize four color offset press which is the biggest paper range(1.6m*1.2m) of offset printing machine in the world, one set of Heidelberg speed master four color sheet-fed offset press, one set of Roybi four color offset press, two sets of automatic folder gluer, two sets of film blowing machines, one set of UV machine and nine sets of die-cutting and creasing machines.

现在我们的车间面积约10万平方米，主要生产设备有两套德国男子罗兰r904-106型outsize四色胶印机，是最大的纸张范围(1.6m*1.2m)胶印机在世界上一部海德堡速霸四色单张纸胶印机，一套roybi四色胶印机，两套糊盒机，两套吹塑机，一台机器紫外线和9套模切和压纹机器。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。