查询词典 chemosynthesis

Bacterial chemosynthesis, production of food by bacteria using energy derived from chemical changes, and advection, the drifting of food materials from surrounding regions.

第一种是细菌化学合成，即由细菌利用化学变化而形成的能量来产生食物；另一种是水平对流，即食材从周围地区飘移过来。

As a nature biosynthesis gum,xanthan gum is much more environmental friendly than chemosynthesis gum

同时，由于黄原胶是一种纯天然的生物合成胶，与其他化学合成胶相比更具有环保性。

Microfluidic chip technology is a new territory in the new century, it is the frontier of analytical sciences, micro electromechanical process, life sciences, chemosynthesis, analytical instrument and environmental sciences etc.

微流控芯片技术是一个跨学科的新领域，它是新世纪分析科学、微机电加工、生命科学、化学合成、分析仪器及环境科学等许多领域的重要发展前沿。

Western medicine is the main treatment for part or systemic therapy through chemosynthesis nucleoside antiviral drugs,but this kind of medicine are easy to have drugs-resistant and low clinical application.

西医主要以化学合成的核苷类抗病毒药物进行局部或全身治疗，但此类药物易产生耐药性，临床应用效果欠佳。

In this paper, various synthetic methods of coenzyme Q10 appeared in about half a century were reviewed with emphasis on the semi-chemosynthetic methods using natural solanesol extracted from tobacco as starting material. The key factors and development direction of coenzyme Q10 chemosynthesis were illustrated in this paper as well.

笔者根据半个世纪以来有关辅酶Q10化学合成的各种文献报道，对辅酶Q10现有的各种化学合成路线及其工艺优劣进行了介绍和比较，重点介绍了从烟草中提取天然茄尼醇为原料的半化学合成辅酶Q10方法，并阐明了化学合成辅酶Q10的关键因素和发展方向。

At these nadirs, chemosynthesis—the thermal and chemical energy given off by deep-sea vents—gives life to creatures like the eelpout fish and tube worms pictured here.

在这些最低点，化学合成，热和化学能给予在深海排气口之外，让生命的生物像粘鱼之类和管蠕虫拍到这里。

Now many kinds of mono-ginsenosides are obtained and used as medicines to meet clinic demands only by different predisposal process such as physiology, chemistry and zymolysis, isolation, purification after the extraction of total ginsenoside from ginseng"s radix, stem, leaf, follower and fruit because they cann"t be obtained by chemosynthesis yet.

目前，主要应用的方法有酶水解法改变人参皂苷结构。我国学者在人参皂苷结构改造工程方面取得了突破性进展，大连轻工业学院金凤燮教授发明的"酶转化法生产Rh_2等人参稀有皂苷"，在2003年度国家科学技术奖励大会上，获得国家技术发明二等奖。

In the traditional lactic acid production methods, DL-lactic acid can be synthesized by chemosynthesis method, its cost is too high and its raw materials are venomousness; Optical purity lactate can be produced by Enzyme catalysis. Due to it"s more complicated technology and it"s high demanding for working condition, microbial fermentation has become the important method to produce lactic acid.

传统的乳酸生产方法中，化学合成法所用原料有剧毒，生产成本高：酶法生产乳酸工艺比较复杂，对生产条件要求较高，因此微生物发酵法生产乳酸成为乳酸生产的主要方法。

The chemosynthesis sedative-hypnotic is widely applied in the clinic to treat somnipathy, but those shorten SWS and REMS resulting in producing some side effects, such as dizziness, somnolence, dependence and addiction for longly taking medicine, rebounding phenomenon and abstinence for suddenly withdrawing medicine.

临床上常用的化学合成类镇静催眠药，作用特点在于使失眠者入睡快，中间不易醒，但都(95％)不同程度地缩短了SWS和REMS，致使连续用药后出现头昏、嗜睡等症状，久服产生依赖性和成瘾性，停药时出现反跳和戒断症状等不良反应。

Mesoporous zincum sulfide is synthesized by gentle wet chemosynthesis method, with DDA as templates and Zinc acetate and TAA as precursors. The effect to the synthesis of the ratio of reactive components, the volume of pH, reactive time and reactive temperature has been dicussed systematically, and structures of the as-synthesized samples have been characterized by X-ray diffraction, N2 adsorption-desorption, scanning electron microscopy, Fourier transform-infrared spectra, UV-vis diffuse reflectance spectroscopy, transmission electron microscopy.

以十二胺为模板，醋酸锌及硫代乙酰胺为前驱体，温和湿化学法合成了硫化锌无序介孔结构，系统研究了反应物配比、pH值、反应温度、反应时间对材料合成的影响，运用X射线衍射、N2吸附-脱附、扫描电镜、红外光谱、紫外-可见吸收光谱、透射电镜等分析手段对介孔材料的结构进行了详细的表征。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失