乳链球菌丁二酮亚种能将乳中的柠檬酸盐转化成丁二酮。
The organism Lactococcus lactis subsp, diacetilactis converts milk citrate to diacetyl.
我们建立了一套描述聚丁二炔晶体中的三阶非线性光学过程的数学公式。
We derived a set of mathematical formulas for describing the third-order nonlinear optical process in polydiacetylene crystals.
文章研究了将硼酸镁有效地引入丁二酰亚胺的技术。
The technique for preparing magnesium borate succinimide from commercial succinimide has been studied.
无加强，超级强韧，黑色聚对苯二甲酸丁二酯树脂注塑。
Unreinforced, Super Tough, black polybutylene terephthalate resin for injection molding.
无加强，低粘度，黑色聚对苯二甲酸丁二酯树脂注塑成型。
Unreinforced, low viscosity, black polybutylene terephthalate resin for injection molding.
本文介绍了1，4-丁二醇的几种生产技术，市场需求及应用。
Production technology, market prospect and application of 1,4- butanediol are introduced in this paper.
乳酸菌的主要风味代谢物质包括丁二酮，乙醛以及各种氨基酸。
The major flavor substances Lactic acid bacteria produced include the buttermilk aroma butanedione, the yoghurt flavor acetaldehyde and the amino acid.
无加强，中高粘度聚对苯二甲酸丁二酯树脂的挤出和注塑成型。
Unreinforced, medium high viscosity polybutylene terephthalate resin for extrusion and injection molding.
无加强，中等粘度，黑色的聚对苯二甲酸丁二酯树脂注塑成型。
Unreinforced, medium viscosity, black polybutylene terephthalate resin for injection molding.
丁二酮作为饲料香味剂，可增加动物食欲及采食量，提高生产效率。
Butanedione as feed scenting agent may improve appetite and capacity for eating of animal, and increase efficiency of production.
介绍了1,4 -丁二醇的生产工艺、生产能力、产量和市场需求。
This article describes the technological process, production capacity, output and market demand of 1, 4-butanediol.
无加强，核，介质粘度，聚对苯二甲酸丁二酯树脂的快速注塑成型。
Unreinforced, nucleated, medium viscosity polybutylene terephthalate resin for fast injection molding.
考察了大孔强酸性树脂对1，4 丁二醇脱水制四氢呋喃的催化作用。
The catalysis of big pore strong acid resin for 1,4-butanediol dehydration to tetrahydrofuran is investigated.
以硝酸银和丁二胺为基本原料，采用化学还原方法合成了银纳米粒子。
Sliver nanoparticles were synthesized by chemical reduction route applied silver nitrate and butanediamine as raw materials.
目的：筛选出稳定的高产丁二酮突变菌株，并对其进行发酵动力学分析。
Objective: To screen a stable, high diacetyl-producing strain and analyse its fermentation kinetics.
无加强，核，介质粘度，黑色的聚对苯二甲酸丁二酯树脂的快速注塑成型。
Unreinforced, nucleated, medium viscosity, black polybutylene terephthalate resin for fast injection molding.
生物法生产手性乙偶姻及(2s,3s) - 2,3 -丁二醇的研究。
Study on Production of Chiral Acetoin and (2s, 3s) -2, 3-butanediol by Biocatalysis.
热塑性聚酯树脂是以聚对苯二甲酸丁二酯（PBT）聚化物为主基料的半结晶材料。
Thermoplastic polyester resin is polyethylene terephthalate (PBT) compounds based binder polymer semi-crystalline materials.
从激子模型出发，建立了一套描述聚丁二炔晶体中的三阶非线性光学过程的数学公式；
Starting from excitonic model, we derived a set of mathematical formulas for describing the third - order nonlinear optical process in polydiacetylene crystals.
研究了丁二酰亚胺的界面活性、对丙酮酸的增溶性能及与ZDDP复合体系的相互作用。
The interfacial activity and the capacity to dissolve pyruvic acid in base oil of succinimides and interactions between succinimides and ZDDP were investigated.
实验结果表明在单纯紫外光条件下，萘首先会发生开环反应，生成1,4 -丁二醇和苯。
Experimental results show that under single UV irradiation only, the naphthalene is first converted into 1, 4-butanediol and benzene.
该工艺经过小试、工业放大试验，生产的烯酐和丁二酰亚胺产品质量符合现行技术指标要求。
The industrial test of the new process showed that the product qualities met the national standards.
本文应用分子动力学模拟方法，研究了丁二酰亚胺类分散剂模型分子在伪烟炱表面的吸附行为。
Molecular Dynamics simulation was used in this paper to study the adsorption behaviors of various succinimide dispersants on pseudo-soot surface.
聚异丁烯丁二酸酐（烯酐）是生产丁二酰亚胺型、丁二酸酯型和酚醛胺型无灰分散剂的重要中间体。
Polyisobutenyl succinic anhydride is an important intermediate for production of ashless deter- gent dispersants such as succinimide, succinic ester and phenolic amine types.
乳链球菌丁二酮亚种能将乳中的柠檬酸盐转化成丁二酮，该物质会使终产品具有一种特殊的奶油香味。
The organism Lactococcus lactis subsp, diacetilactis converts milk citrate to diacetyl, which gives a special buttery flavor to the finished product.
制备了聚对苯二甲酸丁二醇酯-层状硅酸盐(LS)纳米复合材料(NPBT)，并研究了它的结晶特性。
Poly (butylene terephthalate) -layered silicate (LS) nanocomposites (NPBT) were prepared, and their crystallization, nucleation and their structure-properties were investigated.
一个无加强，低粘度聚对苯二甲酸丁二醇酯的注塑成型。它具有很高的流动特性，并特别适合于超快速生产。
An unreinforced, low viscosity polybutylene terephthalate for injection molding. It has high flow characteristics and is specifically suitable for super fast production.
两类清净剂与丁二酰亚胺无灰分散剂、ZDDP类抗氧抗腐剂之间也有良好的相容性，混兑后无沉淀物生成。
They have good compatility with succinimide ashless dispersant and ZDDP type oxidation and corrosion inhibitor, also, without sediment after mixing.
两类清净剂与丁二酰亚胺无灰分散剂、ZDDP类抗氧抗腐剂之间也有良好的相容性，混兑后无沉淀物生成。
They have good compatility with succinimide ashless dispersant and ZDDP type oxidation and corrosion inhibitor, also, without sediment after mixing.
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