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Chapter 2 has analysized the conversly synthetic means of solanesol and designed novelly synthetic routes of solanesol and key intermediate Chapter 3 has summarized the preparation of trans-3-methyl-4-hydroxy (bromo-2-butenyl oxy methyl benzene In chapter 4 ,a novel technology of important intermediate(all trans-8-bromo geranyl acetate),which is suitable for industrial procedure , was found .meanwhile,an another new way has been invented ,of which the key intermediate (all trans-8-hydroxy geranyl acetate) has been produced.

第二部分分析了茄尼醇的逆合成方法,设计了一条适合于合成茄尼醇的合成路线及其重要中间体的合成路线。第三部分研究了重要中间体[Trans-3-甲基-4-羟基-2-丁烯基乙酰基(苄基,2,3-二氢吡喃基)醚]的合成新方法,找到了一条适合于工业化生产的制备反式-3-甲基-4-羟基-2-丁烯基苄基醚的新方法。第四部分研究了重要中间体[-3,7-二甲基-8-羟基-2,6-辛二烯-1-醇乙酸酯、-3,7-二甲基-8-溴-2,6-辛二烯-1-醇乙酸酯]的合成新方法,找到了一条适合于工业化生产的制备它们的新方法;同时研究了一条制备-3,7-二甲基-8-羟基-2,6-辛二烯-1-醇乙酸酯的另一新方法。

Compared with the results from experiment under germfree treatment, it was implied that microbe might turn the non-fluorescence matter produced by algae into CDOM.

无菌条件下培养的藻液中各荧光峰强度均很弱,说明细菌可能将源于藻类的非荧光物质转化为CDOM。

Deoxynivalenol is a type of harmful mycotoxin produced by Fusarium graminearum Schwabe teleomorph Gibberella zeae (Schwein Petch when fusarium head blight is epidemic in wheat. DON contamination in harvested grain can significantly lower market grade, and result in significant discount in price to the farmers.

脱氧雪腐镰刀菌烯醇(Deoxynivalenol, DON)是小麦遭受赤霉病危害后由赤霉病菌-禾谷镰刀菌产生的一种真菌毒素,这种毒素对人类和家畜的健康产生危害,严重地影响小麦的利用价值。

Among different geographic stocks, Eulecanium kuwanai Kanda and Eulecanium gigantean Shinji has already produced heredity differentiation in the certain degree in Hebei province.

结果表明:皱大球蚧和瘤坚大球蚧在河北省不同地理种群之间已经产生了一定程度的遗传分化,在地理位置上由南到北随地理距离的增加、生态环境的变化,差异变得越来越大,遗传差异与地理距离呈正相关。

As for the oilfield produced water disposal and reinjection into oil wells, it is not only of vitally social consequence, but also of gigantically economic consequence.

对油田采出水进行处理后回注不但具有重要的社会意义,而且也具有巨大的经济意义。

At present, the company produced varieties of major equipment has dual drawing fancy twisting machine, four-color gilling machine, small crochet needle, multifunction fancy spinning machine, the flower twist roller machine, three roller machine flower twist , pilling machine, charge-ray machine.

目前公司所生产的主要设备品种有双牵伸花式捻线机,四色针梳机,小针筒钩编机,多功能花式纺纱机,二罗拉花捻机,三罗拉花捻机,起毛机,押线机等。

The 16S rDNA sequence of the 4 strains were aligned with the 16S rDNA sequences of other species in genus Burkholderia,and the polygenetic tree was produced by using a Clustal V and treeview software.The results showed that P.cocovenenans subsp.farinofermentans was in a high homology with Burkholderia gladioli and Burkholderia cocovenenans, and they formed an independent phylogenetic clustal of genus Burkholderia.Key words: P.cocovenenans subsp.farinofermentans,16S rDNA sequcence,phylogeny

树状图及不同菌种之间的同源性比值:椰酵假单胞菌(P.cocovenenans subsp.farinofermentans)与唐菖蒲伯克霍尔德氏菌、椰毒伯克霍尔德氏菌的亲缘关系非常近,与其它菌种的亲缘关系相对较远,椰酵假单胞菌、唐菖蒲伯克霍尔德氏菌和椰毒伯克霍尔德氏菌可归属于一个独立的系统发育系。

None of the four models could work well in the scenario 2, under explored stock, however they got accurate results in scenario 1, regulated stock. The Schnute model work well in full explored stocks such as scenario 1, 3, 4 and 5, especially in low biomass stocks such as scenario 3, but not suitable to the under explored stocks such as scenario 2. The W-H model generally performed well in all kind of scenarios especially in scenario 1, 4, and 5. In the swordfish, xiphias gladius, fishery, estimation of W-H model and D-Fox model produced MSY about 14000 ton, very near the result of Prager in 1996.The author tentatively explored the suitable fishing condition for the models to stock assessment.

四种剩余产量模型在充分捕捞且管理良好的渔业1中评估效果较好而在捕捞不足的渔业2中效果较差;Schnute模型在充分捕捞的渔业如渔业1、3、4、5、尤其是在低生物量的渔业3中评估效果较好,但不适合评估未充分捕捞的渔业,如渔业2;Walters-Hilborn模型适用于各种渔业,尤其是渔业1、4、5;在过度捕捞渔业中如渔业3、4,模型对参数q的估计较其它参数接近真值;在北大西洋箭鱼渔业的评估中,W-H模型和D-Fox模型对MSY的估计约为14000吨,接近于Prager(1996)的结果。

ESP was the only option available, and the majority of GLIs were produced with it.

ESP是唯一的选择,而且在大多数格利斯与它生产的。

However, the water-based ink produced in home and abroad at present generally has the problem of bad stability, water-repellency and glossiness, which has badly blocked the widespread application of it.

然而,目前国内水墨普遍存在着稳定性、抗水性和光泽度差的问题,严重阻碍了水墨的普及推广使用。

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As long as they were in the service of a family of wizards, their magic would remain dormant.

只要他们一天为家庭服务,他们的法力就潜藏不动。

It was time to hold a court and the subject for discussion was the future of that prisoner.

开庭时间到了,大家讨论的话题是那名罪犯的下场。