查询词典 synthetic

The results of the interval velocities inversion in synthetic and real data are positive to the efficience of the inverse system presented in the thesis.

合成地震数据和实际地震数据的计算实例都表明，本文提出的层速度tomography反演的方法是行之有效的。

Odoquinazolin-4(3H)-one,7-methyl-4(3H)-quinazolinone,7-bromoquinazolin-4(3H)-one were synthesized by using anthranilic acid、2-amino-5-nitrobenzoic acid、2-amino-4-nitrobenzoic acid,6-nitro--4(3H)-quinazoline-one、o-amino-terephthalic acid, 2-amino-4-hydroxy benzoic acid、2-amino-5-bromo-benzoic acid、2-amino-5-iodine acid,1、4-butynediol、L-glutamine、isatin anhydride、formamide as starting materials and utilizing microwave-assisted synthetic approach.

本文利用微波辅助合成的方法，以邻氨基苯甲酸、2-氨基-5-硝基苯甲酸、2-氨基-4-硝基苯甲酸、邻氨基对苯二甲酸、2-氨基-4-羟基苯甲酸、2-氨基-5-溴苯甲酸、2-氨基-5-碘苯甲酸、5-甲基-2-氨基苯甲酸等为原料与甲酰胺反应，以及以1，4-丁炔二醇、L-谷氨酰胺与靛红酸酐反应，共合成了13个喹唑啉酮衍生。。。

The synthetic technology of moisture curing isocyanate adhesive and adhesive technology .bonding mechanism for high moisture content wood were studied in this paper.

本论文对用湿固化异氰酸酯胶粘剂的合成工艺、湿固化异氰酸酯胶粘剂与高含水率木材的胶接工艺以及高含水率木材的胶接机理进行了研究。

Kidd and colleagues from canada's federal fisheries agency added the synthetic estrogen found in birth control pills to a remote,isolated lake set aside for such experiments in northwestern Ontario,Canada.

来自加拿大联邦渔业局的生物学家凯伦基德和她的同事在加拿大渥太华西北的一个偏远封闭的湖泊里做了一项实验，他们在湖中加入避孕药中发现的雌激素。

ABSTRACT This paper demonstrated that supplementing valine, isoleucine and leucine in synthetic media had different effects on biosynthesis of multi-components of biotechspiramycin.

在合成培养基中分别添加缬氨酸、异亮氨酸与亮氨酸考察其对必特螺旋霉素生物合成的影响，证明Val、Ile及Leu对必特螺旋霉素多组分的合成有着不同的调节作用。

The article presents engineering design options for expanding natural gas-synthetic ammonia units using this new technology as well as production schemes for producing ammonia and urea as a byproduct using the 3×1 stage natural gas reforming and one-step isopiestic transformation method.

介绍了用该新工艺对我国天然气生产合成氨装置进行扩建改造的工程设计方案，以及天然气三－段转化等压一次变换制氨联产尿素的生产设计方案。

The water activities and osmotic coefficients have been determined at 25 ℃, over the range of concentrations from diluted up to saturated with respect to the solute of NaCl for the synthetic salt lake brine Li Na K Mg Cl SO 4 H 2O systems by isopiestic method using an improved apparatus.

根据我国青海一里坪和东台吉乃尔盐湖晶间卤水Li Na K Mg Cl SO4 H2 O体系的组成制备了两种合成卤水储备溶液，采用等压法和改进的实验装置在 2 5℃下，从稀释到溶液中溶质NaCl达到饱和的浓度范围，对合成卤水溶液进行了等压测定，确定了它们的水活度aH2 O，和渗透系数φ；比较了两种卤水的热力学性质及其变化的规律，揭示了其天然卤水浓度差异的物理化学成因。

Isoprene needs to be extremely pure to make synthetic rubber.

用来生产合成橡胶的异戊二烯纯度要求是极高的。

Isoprene rubber is one of the general synthetic rubber, but it is quite similar to the natural rubber even like twin.

异戊橡胶是通用合成橡胶的一种，但其却和天然橡胶如同孪生胎十分的相似。

The problems in current synthetic jadeite technology are analysed, and some suggestions for improvement are put forward.

分析了目前人工合成翡翠工艺中存在的问题，提出了改进方案。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失