查询词典 M.O.

Using o-nitrotoluene as an oxidant,the improved preparation of 7-chloroquinldine was studied by classical Skraup reaction of m-chloroaniline and crotonaldehyde.

研究了以邻硝基甲苯为氧化剂，间氯苯胺和巴豆醛通过经典的Skraup反应制备7-氯喹哪啶的改进方法。

Using o-nitrotoluene as an oxidant, the improved preparation of 7-chloroquinldine was studied by classical Skraup reaction of m-chloroaniline and crotonaldehyde.

研究了以邻硝基甲苯为氧化剂，间氯苯胺和巴豆醛通过经典的Skraup反应制备7-氯喹哪啶的改进方法。7-氯喹哪啶的收率为46.7%，质量分数99.2%；副产物为二氯喹哪啶，收率13.4%。

Inthis papor,we synthesize and symbolize three sulphide bicarboxylate ligands such as 2.5-bis-1.3,4-thiadiazole;2,2 -(o-phenylenedimethylenethio) diacetic acid(L11); 2,2 -(m-phenylenedimethylenethio) diacetic acid.

本文合成和表征了2，2′-(1，3，4-噻二唑-2，5-二硫基)二乙酸、2，2′-邻苯二甲硫基二乙酸和2，2′-间苯二甲硫基二乙酸三个含硫二元羧酸配体。

How the conformity resources, does the solution modern city allocation development question, enable the allocation industry to become well promotes the urban development the drainless power, is the urban allocation industry research main topic.

如何更好地整合资源，解决8t t t 8。 c o m现代城市配送发展问题，使得配送业成为推动城市发展的不竭动力，是城市配送业研究的主要话题。

"True," replied the marquise, without wincing in the slightest degree at the tragic remembrance thus called up;"but bear in mind, if you please, that our respective parents underwent persecution proscription from diametrically opposite principles; in proof of which I may remark, that while my family remained among the stanchest adherents of the exiled princes, your father lost no time in joining the new government; that while the Citizen Noirtier was a Girondin, the Count Noirtier became a senator."

&不错，&侯爵夫人回答，这个 www.8 ttt8。 com 被唤醒的悲惨的记忆丝毫没使她动容，&但我要请您记住，我们 sSBbWw 两家的父亲虽然同时 ssb§bww.com 被害，但他们各自的原因却是大相径庭的。为了 dd dtt。 com 证明这一点，我来把旧事重新提一遍：亲王［指路易十八］被流放的时候，我的家庭成员依旧是他忠诚的臣仆，而你的父亲却迫不及待的去投奔了新政府，公民瓦蒂成为吉伦特党以后 ssbbww ，就摇身一变成了瓦蒂埃伯爵，并以上8 t tt 8.c o m 议员和政治家的姿态出现 wWw.8tTt8.coM 了。&

Organic: dihydroxybenzene, oxalic acid, hydroquinone, fumaric acid, gulonic acid, o-dihydroxybenzne; m-dihydroxybenzene; coke powder, tartaric acid, cyanuric acid, G salt, R salt.

有机物：苯二酚、草酸、对苯二酚、富马酸、古龙酸、邻苯二酚、间苯二酚、焦炭粉、酒石酸、氰尿酸、 G 盐、 R 盐。

When Ihad played with it a tittle whileMiss Sullivan slowlyspelled into my hand the wordd-o-M.1 was at onceiIlterest.d in this inger play and tried to imitate it.

我玩了一会玩具娃娃之后沙利文小姐慢慢地在我手掌上拼写这个单词。我即刻对这一手指游戏产生了兴趣并且努力加以模仿。

Is a research and development, production, trade and service-based economy of foreign trade entities, chemical raw materials to the professional operation of the main company's existing production of AC blowing agent, ferric chloride, hydrated Hydrazine, p-nitrophenol, m-phenylenediamine, phosphorus trichloride, phosphorus oxychloride, 2,4 - diamino benzene sulfonate, sodium dichloro isocyanurate, N-methyl-o-phenylenediamine Second hydrochloride fine chemical products such as the ability, and are obtained ISO9001 international quality system certification.

济南华尔沃进出口贸易有限公司是一家集研发、生产、贸易、服务于一体的外贸型经济实体，以专业经营化工原料为主，公司现有生产AC发泡剂、三氯化铁、水合肼、对硝基苯酚、间苯二胺、三氯化磷、三氯氧磷、2，4—二氨基苯磺酸钠、二氯异氰脲酸钠、N-甲基邻苯二胺二盐酸盐等精细化工产品的能力，并且均以取得ISO9001国际质量体系认证。

A wavelet packet transform based generalized regression neural networkwas developed to process overlapping ultraviolet absorption spectra of p- nitroaniline ,o- nitroaniline and m- nitroaniline .

开发了一种小波包变换广义回归神经网络法，用于处理对硝基苯胺、邻硝基苯胺和间硝基苯胺重叠的紫外吸收光谱，达到不经预先化学分离进行同时测定的目的。

It is found that NaOH exhibited significant cocatalytic action on the oxidation of o and p nitrotoluenes and had no cocatalytic action on the oxidation of m nitrotoluene, and the cocatalytic action of alkali NaOH increased as the concentrations of NaOH increased.

发现NaOH对氧气氧化邻、对硝基甲苯有明显的助催化作用，且碱的助催化作用随着NaOH浓度的增加而增加；而对氧气氧化间硝基甲苯则没有助催化作用。

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。