丁基

Soil urease ; inhibitor ; Nitrogeny ; N- tiophosphoric triamide

土壤尿素酶；抑制剂；氮耐尔；正丁基硫代磷酰三胺

The other type of trimeric product containing 2 ferrocene units has also been synthesized. Its 13C NMR anal.

通过混合三聚反应，也合成了另一类含两个二茂铁化合物， N，N'-二-2-羟基-5-特丁基苯甲二胺。

This paper develops some kinds o f light oil-based fuel with different kinds of additives,such as methanol,MTBE, and the mixture of carbolic oil and trimethylbenzene,added into light oil as oct ane number improver.

经测试分析，确定以甲醇、酚溶剂油以及甲基叔丁基醚作为轻油高辛烷值调合剂，研究开发了多种轻油基混合燃料。

Results of UV spectrum and cyclic voltammography showed that the introduction of triphenylamine into polymer main chain did not affect its optical and electrochemical properties so much, indicating that the polymer is a promising hole-transport material.

实验结果表明，这一聚合物具有良好的溶解性，高的玻璃化转变温度，而且4-叔丁基三苯胺在引入聚合物主链后仍然保持了其光学及电化学活性，作为空穴传输材料具有潜在应用价值。

At first, Oil phase conductivity change tendency is texted in this article, after mixed solution of Benzene,Tetrabutylammonium Bromid,cosurfatant which is added in KBr aqueous solution with different concentration, migration process of TBAB to the aqueous phase is studied.

本文首先通过电导率法测定了苯、四丁基溴化铵、助表面活性剂混合溶液中加入不同浓度的KBr水溶液震荡后油相电导率变化趋势，研究TBAB向水相迁移的过程。

N-heterocyclic compounds, such as indole, imidazole, 2-methylimidazole, 2-ethylimidazole, pyrrole and pyrrolidine, could be effectively N-methylated with DMC in the presence of 1-n-butyl-3-methylimidazolium chlorid.

吲哚、咪唑、2-甲基咪唑、2-乙基咪唑、吡咯和四氢吡咯等含氮杂环化合物在氯化1-正丁基-3-甲基咪唑的催化下能被DMC有效地N-甲基化。

Rubber aging inhibitor 4020 chemical name: N-(1,3-DIMETHYLBUTYL-N'-PHENYL-P-PHENYLENEDIAMINE, like anti-aging agent 4010NA, is of para-phenylene diamine ursol anti-aging agent.

橡胶防老剂4020，化学名称：N－（1，3－二甲基丁基）－N－苯基对苯二胺，与防老剂4010NA同属对苯二胺类防老剂。

The analytes were extracted from alkalized plasma. ion pair extracted with TBAP further purified and concentrated by SPE method, derived and detected finally by GC/MS.

在碱性环境中提取血浆样品中积雪酸，高氯酸四丁基铵与之形成离子对缔合物，经固相萃取、净化、衍生，采用内标法进行GC/MS检测。

Objective: To study the mechanism of N-n-butyl halopefidol iodide（ F2 ）attenuating myocardial ischemiareperfusion injury in rats.

目的：探讨碘化N-正丁基氟哌啶醇（F2）减轻大鼠心肌缺血再灌注损伤的分子生物学机制。

In general, 80% or more of caffeine in raw tea can be removed by water-BA partition method, and the recovery of esterified catechins is about 70%.

水-丁基乙酯分配萃取方法一般可移除生茶粉中80%的咖啡因，而酯化型儿茶素也能回收大约70%。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。