查询词典 naphtha

There are also 6 # extraction solvent washing of oil, gasoline, aviation, 310 # of color print ink solvent naphtha.

此外还有6#抽提溶剂油，航空洗涤汽油，310#彩色油墨溶剂油。

Aromatic solvent naphtha was obtained by two-stage synthesis from C9 fractions from ethylene cracking with boiling range of 100~200℃ in the presence of Lewis acid as catalyst.

以沸程在100~200℃乙烯副产C9馏分为原料，进行了以Lewis酸为催化剂的两段聚合法制备芳烃溶剂油工艺的研究。

This article has described the technology to prepare aromatie solvent naphtha by use of the C9 fraction (100-200℃ boiling range) as raw material, few is acid as catalyst, through a cationic polymerization.

本文介绍了利用沸程在100~200℃间的C9馏分为原料，以Lewis酸作为催化剂，进行阳离子聚合反应制备芳烃溶剂油的工艺。

Included in the main topic of the meeting are the processing technology of Petroleum Wax (Include Petroleum Wax, White Oil, Vaseline, Liquid Paraffin wax and Solvent Naphtha and so on), Research and Development of Petroleum Wax Product and application, nationwide and worldwide technical communication and outlook of Petroleum wax, quality management and marketing exploration of Petroleum Wax.

这次会议的主要内容是：石油蜡类（包括石油蜡、白油、凡士林、液体石蜡、溶剂油等）加工工艺及技术；石油蜡类产品研制开发与应用；石油蜡类国内外技术信息及展望；石油蜡类产品质量管理和市场开发与营销。

From April 1, 2006, this tax was imposed on naphtha, solvent oil and lubricant at RMB 0.2 yuan per litre and fuel oil at RMB 0.1 yuan per litre, and temporarily 30% of the tax is payable.

自2006年4月1日起，开始对石脑油、溶剂油、润滑油按每升0.2元和燃料油按每升0.1元计算应纳税额，并暂按该应纳税额的30%缴纳。

It undertakes fuel oil, polymer, paraffin wax and chemical fibre, with the main products of non-lead gasoline, light diesel fuel, 20# heavy diesel fuel, topped oil, naphtha, aviation kerosene, cracked diesel oil, fuel oil, base oil, isomer dewaxing oil, liquid petroleum gas, propane, propylene, MTBE, benzene, toluene, xylene, paraffin wax, polyacrylamide, acrylonitrile, ammonia sulfate, semi-refined asphalt, acrylon, furfural extract oil, liquid nitrogen, etc, totaling 338 varieties and more than 100 kinds of brands.

它的主要产品有：高标准清洁汽油、无铅汽油、轻柴油、重柴油、航空煤油、化工轻油(拔头油、裂化原料油、石脑油)、燃料油、&老三套&基础油、异构脱蜡基础油、液化石油气、丙烷、丙稀、MTBE、石蜡、聚丙稀酰胺、丙稀腈、硫胺、硫磺、三苯、半炼沥青、腈纶、糠醛抽出油、液氮等38种100多个牌号的石油化工产品，产品辐射全国25个省、市、自治区。2000年销售收入119.9亿元。

In the experimental temperature range, the deep dehydrogenation of adsorbed naphtha is still suggested as the rate limiting step of carbon deposition reaction, but the study revealed that H2O on Ni-surface was dissociatively adsorbed.

并探讨了相应的反应机理，提出在镍表面同时进行的水蒸汽转化和积碳反应是两个相对独立的反应。

Group A = atmospheres containing acetylene; Group B = atmospheres containing hydrogen; Group C = atmosphere containing ethyl-ether vapors, ethylene, or cyclopropane; Group D = atmospheres containing gasoline, hexane, naphtha, benzene, butane, propane, alcohol, acetone, benzol, lacquer, solvent vapors or natural gas.

组A =大气中含有乙炔；组B =大气中含有氢；组C =大气中含有乙醚蒸汽，乙烯，或环丙烷；组D =大气中含有汽油，乙烷，石脑油，苯，丁烷，丙烷，酒精，丙酮，不纯苯，漆，溶剂蒸汽，或天然气。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。