非丁

This binder has specific property of no-added carbon content with paraffin max and good compression behavior with buna.

GBY既具有石蜡的非增碳性，又具有丁钠橡胶的优异成形性，是一种较理想的硬质合金成形剂。

Through the coupling of cyclen and homoserine deriva-tive, we have firstly synthesized a cyclen-functionalized ?α-amino acid,-2-amino-4[1 (1, 4, 7, 10 –tetraazacyclo-dodecane)] butanoic acid.

我们通过1，4，7，10-四氮杂十二烷与高丝氨酸衍生物反应，首先合成了一个非天然α-氨基酸：-2-氨基-4[1(1，4，7，10-四氮杂环十二烷)]丁酸。

Calicheamicin can be conjugated to the non-specific antibody using a 4-(4'-acetylphenoxy) butanoic acid or (3-Acetylphenyl) acetic acid linker.

可使用4-(4′-乙酰基苯氧基)丁酸或(3-乙酰基苯基)乙酸连接子使卡奇霉素与所述非特异性抗体共轭结合。

The oxidative dehydrogenation of butene to butadiene was carried out in uniform membrane reactor and non-uniform membrane reactor, respectively.

对无机膜控氧反应器的优化进行了探讨，提出优化依据，并在自制的均布膜反应器及非均布膜反应器中，进行丁烯氧化脱氢制丁二烯反应的研究。

The microparticles were prepared by the solvent/non-solvent method, using biodegradable poly-3-hydroxybutyrate PHB as the scaffold to capsulate the 5-Fu.

为降低该类药物的释放速度，首先利用溶剂非溶剂法，以生物可降解的聚羟基丁酸酯为骨架，制备了抗癌药物5-氟尿嘧啶的微粒。

The thermodynamic parameters in the separation of enantiomers of amino acid derivatives and diastereomers of cinchona alkaloids were calculated and the dissociation constants of cinchonine and cinchonidine on the cinchonine imprinted monolithic disk were determined by frontal analysis.

计算了氨基酸衍生物对映体以及辛可纳非对映异构体分离过程的热力学参数并利用前沿色谱法测定了辛可宁和辛可尼丁在盘状分子印迹整体柱上的离解平衡常数。

Diastereomers of cinchonine and cinchonidine were separated in pressure-assisted capillary electrochromatography mode, and the resulted separation efficiency was much higher than that obtained in high performance liquid chromatography.

采用压力辅助电色谱模式拆分了非对映异构体辛可宁和辛可尼丁，其柱效远高于其在HPLC中拆分的结果。

Finasteride has been facilely synthesized from 4-androstene-3, 17-dione by oxidation, ammoniumation, cyanohydrin, dehydration, Ritter reaction, hydrogenation and dehydrogenation.

本文参考有关文献，以雄烯二酮为起始原料，经氧化开环、内酰胺化、氰醇化、Ritter反应引入叔丁基酰胺、氢化还原、最后氧化脱氢制得非那雄胺。

These results show the level of diacetyl produced in Enterobacter aerogenes UV-3 would be dependent on the nonenzymatic oxidative decarboxylation of ALA.

通过主要代谢酶的酶学性质分析，确定产气肠杆菌突变株UV-3积累丁二酮的代谢途径是由α-乙酰乳酸的非酶氧化直接生成。

Chemical deoxygenation shows that the ternary systems including Zeph, Triton X-100, OP and SDBS exhibit no or a little phosphorescence enhancement upon addition of Na〓SO〓 to the solutions and the surfactants without phenyl group give rise to greater phosphorescence enhancement.

试验了乙醇、正丙醇和正丁醇对非离子表面活性剂参与三元体系光谱的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。