查询词典 esters

This porphyrinatozinc forms 1:1 and 1:2 adducts with amino acid esters.

这种锌卟啉可以与氨基酸酯形成1：1和1：2的两种加合物。

At first,the amino group of amino acid esters interacts with the carboxyl group of the amino acid residue of this porphyrinatozinc to form 1:1 adducts.

氨基酸酯的氨基首先与氨基酸残基的羧基作用形成1：1的加合物，然后与锌卟啉的中央锌原子配位形成1：2的加合物，客体分子与主体分子上的氨基酸残基之间的排斥作用以及主客体之间的色散力作用是主体分子能识别客体分子的另外两种作用。

Extraction, characterization, and insecticide activity of sucrose esters exuded by some plants are introduced.

介绍了植物产生的蔗糖酯的提取、结构表征和杀虫活性。

BrightChina is devoted to development of lactic acid and poly-lactic acid industry where the renewable plant resources can be used as raw material, and the products include lactic acid and its derived lactates, lactic esters,poly-lactic acid, and other environment- friendly outputs.

公司致力于发展乳酸及聚乳酸产业。这已产业以可再生性植物资源为原料，产品包括乳酸及其衍生的乳酸盐类、乳酸酯类和聚乳酸等环境友好产品。

Organic compounds used as solvents include aromatic compounds and other hydrocarbon s, alcohols, esters, ethers, ketones, amines, and nitrated and halogenated hydrocarbon s.

有机化合物作为溶剂的有芳香族化合物及其它烃类、醇、酯、醚、酮、胺，还有硝化与氯化的烃类。

Organic compounds used as solvents include aromatic compounds and other hydrocarbons, alcohols, esters, ethers, ketones, amines, and nitrated and halogenated hydrocarbons.

有机化合物作为溶剂的有芳香族化合物及其它烃类、醇、酯、醚、酮、胺，还有硝化与氯化的烃类。

The green synthesis of nitrate esters using dinitrogen pentoxide (N2O5) as nitrating agent was briefly summarized.

评述了N2O5为硝化剂制备硝酸酯类含能材料的绿色合成技术，分析了N2O5-有机溶剂硝化、N2O5-固体载体硝化和引入保护基硝化等三种体系工艺的过程和特点，展望了各硝化体系的发展前景。

Shortly after Mobil lost their lawsuit, most oil companies started reformulating their synthetic oils to use Group III base stocks instead of PAOs or diester stocks as their primary component.

在Mobil 输掉这场诉讼之后，多数机油厂商开始在他们的全合成油使用GROUP III石油基础油，来取代PAOs 或Polyol Esters作为他们的主要组分。

But like Esters, aldehydes may also be sedating.

但像酯，醛也可泻。

Challendor Chemical Co, focusing on manufacturing and trading raw natural oils as well as downstream products. In lubricant industry, we specialize in producing animal oil originated products, such as sulfurized synthetic esters, sulfurized lard, sulfonated lard, blown lard, etc.

上海骋德贸易有限公司专注油脂化学品的研发、代工生产与贸易，整合国内油脂化工企业资源，结合多年行业经验与应用技术探索，形成了以天然油脂、合成酯为源头，以硫化、磺化、硫酸化为技术专长，以润滑、乳化、复配为研究重点的企业技术特色，服务业内用户。

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。