工业

According to the production characters of chlor - alkali industry , it has been clarified that the basic importance of chlor - alkali industry sustainable growth is energy conservation and decrease of consumption.

根据氯碱工业生产特点，阐明了节能降耗是氯碱工业可持续发展的根本，重点指出了节能降耗的主要途径。

A series of novel polyethylene glycol derivatives was synthesized by esterification of chloroacetic acid with polyethylene glycol.

介绍了一氯乙酸在农药、医药、日用化工及有机工业中的应用，评述了一氯乙酸的工业生产现状。

Use: The solvent, colored cinefilm develop pharmaceutical to use as reeling off raw silk from cocoons with polyacrylonitrile fiber, chemical analysis reagent, make plant take off leaf pharmaceutical and herbicide that weed, and rubber industry make rubber deal with pharmaceutical, electroplate industry formulate, plate nickel electroplate liquid.

用作聚丙烯腈纤维抽丝溶剂、彩色电影胶片冲洗剂，化学分析试剂，制造植物脱叶剂和除草的除莠剂，以及橡胶工业作橡胶处理剂、电镀工业配制镀镍电镀液。

The invention provides an industrial method for extracting natural L-citrulline from plant tissues of watermelons or citrullus lamatus, and the like, which belongs to the technical field of extracting natural products in the food industry and the medicine industry.

一种从西瓜或打瓜等植物组织中提取天然L-瓜氨酸的工业方法，属于食品医药工业的天然产物提取技术领域。

Artificial heats released by combustive processes from vehicles and industrial activities, and heat escaping from commercial and domestic air conditioning, also contribute to higher air and surface temperatures within the city.

工业生产和汽车在（combustive？不知道是什么意思）过程中排出的人造热量和从工业用的和家庭用的空调机里排出的热量也会导致空气温度上升和使热空气留在城市里。

Coal industry in China has formed a comparably complete system, and has been the foundation of energy resource industry after 40 years construction.

我国的煤炭工业，经过40多年的建设，已形成了比较完整的工业体系，成为我国能源工业的基础。

They are widely used in automobile manufacturing and forging manufacturing. Mr. Huang said the advantage of these security products was non-contact detection. The corresponsive speed is very fast.

这种安全产品的优势在于，它的检测是非接触式的，且反应的速度非常快，相比于传统的机械安全门等设施，其设计和应用可以更加灵活，更节省空间，有助于适应各种情况复杂的工业环境，也使工业现场的设施更加简洁。

With years of experience in the field, we've recently also developed a high-value-added CROY pump.

本公司成立於1988年，自成立以来，即以维修进口冷冻设备，和生产工业用耐酸碱冷冻设备为主，并在各种工业、电镀/化工药水溶剂、恒温、冷却及乾燥回收技术中，以领先的专利技术，设计、制造性能优越、高效率、省能源、省空间、寿命长之各式冷却设备。

Two synthetic routes of Caffeine have been determined and investigated after the analyzing and trying for the literal synthetic methods. In one route, the target compound was prepared from chloroacetyl chloride through six steps, the total yield is 50.5 %. In another route, the target compound was obtained from cyanoacetic acid through six steps, the total yield is 45%.

对目前咖啡因工业生产工艺进行了研究，并分析了咖啡因工业生产中所存在的问题，本文提出两条可行的工业化合成路线：一条是以氯乙酰氯为起始原料，经过六步反应制得目标化合物，总收率50.5％；另一条是以氰基乙酸为起始原料经过六步反应制得目标化合物，总收率45％。

In this article,Canna,Cyperus and Penisetum were grown in artificial solution contained heavy metals such as lead and chromium to investigate their endurance to the two kinds of heavy metal.The experiment results showed that lead and chromium could decrease the height and biomass of plants even at low concentration of 2.0mg/L.

随着工业的迅速发展，各种工业废水和固体废弃物的渗出液直接排入水体，致使水体中重金属铅(Pb2+)和铬(Cr6+)等含量越来越高[1]，重金属不能像其他有机化合物那样可自然降解或生物降解，往往存在水体或沉积到水域底部或被水生植物浮游植物。

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。