乙醛

BADH cDNA (1785bp) included a 63 bp 5 "UTR, a 219 bp 3 "UTR and a 1503 bp ORF encoding a 500-amino-acid polypeptide which showed closely similar sequence identity to BADH from Chenopodiaceae.

将BADH的编码区推测的氨基酸在GenBank中进行分析，能找到磷酸果糖激酶、乙醛脱氢酶家族，谷胺酰磷酸还原酶等的保守区域。

Methane chlorination is the earliest production method to put industrializes methane chloridate into realization, and the technology is mature.

此外，还有二硫化碳氯化法生产四氯化碳、C1一C3废氯烃全氯化法生产四氯化碳并联产四氯乙烯以及氯油法或乙醛法生产氯仿等。

The results showed that cinnamaldehyde could be synthesized successfully through the reaction of phenylaldehyde with acetaldehyde in near-critical water without adding any catalyst.

在近临界水中，以苯甲醛和乙醛为原料，在无外加任何催化剂的条件下，合成肉桂醛。

Crotonaldehyde aldehyde is acetaldehyde as raw materials, as a condensation NaOH solution extraction, manufacturing sorbic acid is the main raw material.

巴豆醛是以乙醛为原料，经NaOH溶液萃取缩合产生，是制造山梨酸的主要原料。

The acetic aldehyde is produced upon oxidation with alcohol as raw material. It is an intermediate product for producing acetic acid and crotonaldehyde, and also basic chemical and important intermediate for chemical products with vast use.

乙醛是以酒精为原料氧化生成，它是生产醋酸和巴豆醛的中间产品，又是用途极广的基础化工原料和重要的化工产品中间体。

The crotonaldehyde is produced upon catalysis and condensation with acetic aldehyde as raw materials. It is a major raw material for making sorbic acid.

巴豆醛是以乙醛为原料，经NaOH催化缩合产生，是制造山梨酸的主要原料。

It has registered capital of 5 million USD, total investment of 200 million Yuan RMB and main products of 100,000 tons of acetic acid, 90, 000 tons of acetic aldehyde, 40, 000 tons of crotonaldehyde and 5000 tons of butyl acetate.

中海先锋化工有限公司成立于2006年3月，注册资本500万美元，总投资2亿人民币，主要产品有年产10万吨醋酸、9万吨乙醛、4万吨巴豆醛和5000吨醋酸丁酯。

Thermoelectric resources to accelerate its comprehensive development and utilization of sea Huangqiao thermoelectric Limited and Taixing Huang Cement Manufacturing Co., Ltd. will carry out extensive market research on the basis on September 9, 2005 by the China Overseas Group Limited approved consent, launched acetic acid with an annual output of 30,000 tons, 25,000 and 10,000 tons of acetaldehyde crotonaldehyde aldehyde chemical projects.

为加快自身热电资源的综合开发利用，中海黄桥热电有限公司和泰兴市黄能水泥制造有限公司在广泛开展市场调研的基础上，于2005年9月9日经中国海外集团有限公司批准同意，上马年产3万吨醋酸、2.5万乙醛和1万吨巴豆醛的化工项目。

Crotonic acid can be made by crotonaldehyde oxidized,and crotonaldehyde widly exists asthe accessory substance in the chemical enterprises that produce and use aldehyde.

丁烯酸可由丁烯醛氧化制得，而丁烯醛在生产和使用乙醛的化工企业作为副产物广泛存在，是一种需治理的废弃物，我国具有生产丁烯酸的原料条件。

In the study, physical and chemical mutagenesis and protoplast fusion technique were used to select strains with low-yielding diacetyl, acetaldehyde, total higher alcohols and other excellent characteristics.

本研究采用物理化学诱变和原生质体融合的方法，选育具有低产双乙酰、乙醛和总高级醇等优良特性的啤酒酿造酵母菌株。

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。