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It,s allelchemicals were isolated through extraction, thin-layer chromatography, and column chromatograpathy. After the white clover was infused in ethanol and evaporation, the leavings was dissolved by water. The aqueous extract was extracted by petroleum,chloroform, ethyl acetate and n-Butanol successively, and the bioassay showed that the chloroform phase has obvious inhibitory effect, the inhibitory rate was 44.32%,88.08% on Abutilon theophrasti M., seedling length and root length, 82.08%,92.16% on Echinochloa crusgalli L., seedling length and root length, and the Amaranthus retroflexux L., germination rate is 0, the secondly was ethyl acetate phase.

运用萃取、薄层层析、柱层析等方法对白三叶草地上部分的化感物质进行初步分离，结果表明，白三叶草经乙醇浸提旋转蒸发后用蒸馏水溶解，依次用石油醚、氯仿、乙酸乙酯、正丁醇萃取，生物测定表明氯仿组分对杂草的抑制作用最强，对苘麻芽长和根长抑制率分别为44.32%、88.08%，对稗草芽长和根长的抑制率分别为82.08%、92.16%，反枝苋的发芽率为0；其次是乙酸乙酯相。

The donor impurity and grain boundary combustion-supporting agent containing acceptor impurity were added successively in the ceramic powder during ceramic powder preparation, both of them can also promote grain growing and semiconductive, and the combustion-supporting agent can be good to form insulation layer in oxidizing process.

采用一次性烧成技术研制了晶界层半导体陶瓷电容器，在瓷料配制过程中先后加入施主杂质和含有受主杂质的晶界助烧剂，两者在还原烧成时促使晶粒生长并半导化，助烧剂在氧化时有利于晶界绝缘层形成。

In the school school history, renowned educationalist Cai Yuanpei, renowned geology father Wen Hao, the industry and mining highly respected person grandson jumps over qi, holds the post of the school successively honorary trustee, managing director, chairman and honorary chief; Zhang Zhonglu, Zhang Qing Lian Ding Guanhai, Zhang Bosheng and so on keeps the beautiful scholar, professor multitudinously successively or holds the post of the school leader duty in the school teacher.

在学校办学历史上，著名教育家蔡元培、著名地质学家翁文灏、工矿泰斗孙越崎，先后担任学校的名誉董事、常务董事、董事长和名誉院长；张仲鲁、张清涟、丁观海、张伯声等众多留美学者、教授先后在校任教或担任学校领导职务。

New growth thinks its germ depends on assuming capital limit accrual decreases successively indefinitely theoretically, begin to revise this kind to assume, formed the analytic framework of oneself, it is to assume capital limit accrual decreases successively indefinitely for one invariable and rather than; 2 be will be born at economic system inside technical factor, implicit assume capital limit tends degressively one plus.

新增长理论认为其根源在于假定资本边际收益无限递减，并开始修改这种假定，形成了自身的分析框架，一是假定资本边际收益为一常数而非无限递减；二是将技术因子内生于经济系统，隐含假定资本边际递减地趋于一正数。

The method comprises following steps: reacting hydroxylation carbon nano-tube successively with reagent containing halogen and hydrosulphide to prepare sulfhydryl carbon nano-tube; reflowing the sulfhydryl carbon nano-tube and platinum salts in polyatomic alcohol, processing in hydrogen atmpsphere to obtain sulfhydryl anchoring platinum / carbon nano-tube catalyst; reflowing the sulfhydryl carbon nano-tube successively with the hydrochloroauric acid and the platinum salts in polyatomic alcohol, processing in hydrogen atmpsphere to obtain sulfhydryl anchoring platinum-gold / carbon nano-tube catalyst.

本发明将市售羟基化碳纳米管先后与含卤试剂和氢硫化物反应得到巯基化碳纳米管。再将巯基化碳纳米管与铂盐在多元醇中回流，氢气氛中处理得到巯基锚固铂/碳纳米管催化剂。将巯基化碳纳米管依次与氯金酸和铂盐在多元醇中回流，氢气氛中处理得到巯基锚固铂-金/碳纳米管催化剂。

Company since sets up experience successively many a year development in 1999, Has already successively wonned HP print product diamond grade dealer, HP consumes the material reasonable price shop, HP five star classes technology stand by cooperate comrade, Waits for magisterial intelligence.

公司自1999年成立历经多年发展，已先后荣获惠普打印产品钻石级经销商、惠普耗材放心店、惠普五星级技术支持合作伙伴，等权威资质。

After employing many axle bush experts, we not only successively developed the entire automobile stop-pushing bush, which obtains the National New Products Certification and the complete independent intellectual property right, but also successively developed the materials by burning and the complete independent intellectual property right, but also successively developed the materials by burning and combining copper and lead powder, with quick precise electroplated nickel layer, three electroplated elements,and the electroplating technology of tin layer.

公司承诺&以人为本，求真务&的发展理念，不懈追求上规模，上档次，上质量，先后引进多名轴瓦业高级工程师，研制开发了享有自由知识产权的整体式汽车止推瓦，获国家新产品证书；成功开发了铜铅粉末烧结合金材料，并配以快速精密电镀镍栅层、铅锡铜电镀三元及闪锡层电镀等新科技，最近研制开发出具有国际领先的轴瓦&四元&电镀技术，形成数条铜基、铅基轴瓦生产线。

Ultraviolet light is made to projected successively to sample template, phase template and fiber or successively to diaphragm, shutter, phase template and fiber.

它是使紫外光依次入射到取样模板、相位模板和光纤上，或依次入射到光阑、快门、相位模板和光纤上。

If the bulb of a gas thermometer is placed in successively colder environments, it records successively lower pressures.

如果把气体温度计测温泡逐一放进渐渐变冷的各个环境中去，它所记录的压强值也就递减。

Zhang Sizhong of Health in March 1958, Republican village township small water. 1985 Northwest Normal University graduate studies in the Department of Education. From 1974 to 1993, successively as the Office of the Director-General Jingyuan Normal School, secretary of the Communist Youth League, vice chairman of the Senate, the chief of the student level, and so on. From 1993 to 1995 successively as deputy director of the Office of the District Hirakawa, experimental schools, such as lead director of the Office of the post office in 1995 Hirakawa, a secondary school principal. In 2000, he served as secondary school principals Hirakawa (vice-county).

张思忠 1958年3月生，共和乡小水村人。1985年西北师大教育系进修毕业。1974至1993年，先后任靖远师范学校办公室干事、团委书记、教务副主任、学生科科长等职。1993至1995年先后任平川区委办公室副主任，实验中学筹建办公室主任等职，1995年任平川中学校长。2000年，任平川中学校长﹙副县﹚。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。