查询词典 bio-science

However, mechanical prosthetic valve has poor biocompatibility, and biological valve is easy to degrade and to be damaged. People have studied a new material to make valve. Giant molecule materials-made no-stent bio-mitral valve with chordae tendineae is similar to normal valve.

生物瓣具有血流动力学性能优秀，不需终生抗凝等优点，但机械瓣的生物相容性较差、生物瓣易退化损坏等问题，使人们开始对新的瓣膜制作材料进行研究，使用高分子材料制成的无支架带腱索生物二尖瓣与自然瓣膜相似，可维持人体二尖瓣生理功能、左室几何形状和血流动力学。

Hunan has a wide range of industry categories. After the "10th Five-Year Plan " period of structural adjustment and optimization, 10 major advantage-industry clusters are basically set up, and 76 shaped and characteristic industrial parks are built. Equipment manufacturing, nonferrous metals, electric locomotive and the cigarette making have formed a certain scale and possessed indisputable advantages. Food processing, petrochemical, building materials and paper industry have a better foundation and condition, and electronic information, new materials, bio-medicine, etc., have been in a good development trend. The outputs of nearly 30 types of industrial products rank Top10 in the country. Hunan ' s tertiary industry has a high speed of development.

湖南工业门类齐全，经过&十五&期间的结构调整和优化升级，已基本形成10大优势产业集群和76个初具规模、各具特色的工业园区，装备制造、钢铁有色、电力机车、卷烟制造已形成一定的规模和竞争优势，食品加工、石油化工、建筑材料、造纸工业等具有较好的基础和条件，电子信息、新材料、生物医药等已形成良好的发展态势，全省有近30种工业产品产量居全国前10位。

This kind of bio-mimetic foot was driven by a flexible cable, which grabbed the wall surface with claws. According to the locomotion mechanism of hornet tarsus chain, the foot joint, foot tarsus and claw were modified with the optimal design by finite element method.

该脚掌利用尖爪实现抓附，并由一根柔索传递驱动力；根据大黄蜂跗节链的运动机理设计了脚掌关节、脚掌跗节和脚掌尖爪，并辅以有限元法对其强度进行计算校核。

The preparation of vanillin with clove oil as the substrate and soybean lipoxygenase as the bio-catalyst has been carried out in a silicon rubber membrane bioreactor.

在硅橡胶膜生物反应器系统中用丁香油为原料和大豆酯氧化酶为催化剂，进行了生物转化制备香草醛的实验研究。

After secondary bio-oxidation, Water hyacinth adsorption pond is added to further reduce COD, SS and colour index of wastewater, the environmental quality of natural water body is better protected, and deep treatment and good reuse condition of the wastewater are accomplished.

在二级生化之后，增设水葫芦吸附塘进一步降低废水的COD、SS与色度，更好地保护了天然水体的环境质量，且为实现废水的深度处理与回用建立了良好的条件。

Daxu has great development of biomass solid fuels molding equipment, this machine can suppress the sawdust, such as harmful grass, crop stalks, and other agricultural and forestry waste into bio-coal, an ideal firewood and coal substitute.

大蓄研制的生物质固体燃料成型设备，能将紫荆泽兰等害草、农作物秸秆、锯末等农林废弃物压制成生物煤，替代煤炭和薪柴，变废为宝，一举多得。

For example, how to be careful in order to cross the river, how can we escape the horrible bio!

比如要小心怎么才能过河，怎么样才能躲过可怕的生物！

Transesterification of Jatropha curcas oil was carried out in the presence of solid acid, the effects of types of catalysts and reaction conditions on the bio-diesel yields and the components in the process of the preparation of methyl esters were examined.

采用固体酸催化酯交换方法，研究了由麻疯树油制备脂肪酸甲酯过程中催化剂类型及工艺条件对生物柴油产率和产品组成的影响。

Their catalytic activities changed with acid value and reaction temperature. The detail components of the bio-diesel production were analyzed by GC-MS. The results showed that the ZrO2-SO4(superscript 2-) lost its catalytic activity in high acid value Jatropha curcas oil.

以麻疯树油为原料油，分别比较了原料油的酸值及反应温度对2种催化剂的影响，利用气相色谱－质谱联用分析仪分析了产物的组成。

Auto industry analysts expect sales of diesel-powered cars in the United States to triple in the next decade, and many of those drivers will be looking for plant-based fuel,"bio-diesel," to put in their tanks.

汽车工业分析人士预测，在美国，柴油驱动汽车的生产在今后十年里将会增加三倍，而且驾驶这种汽车的人也会用植物燃油，或者叫生物燃油来装满他们的油箱。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。