查询词典 benzol

Based on analyzing the generation mechanism and quality characteristics of reclaimed acid from benzol refining and comparing varies kinds of purification methods, the operation easily, the technical process simple extraction method is used to purify the reclaimed acid and the dosage of the extraction agent and extraction power are studied in detail.

对精苯再生酸的生成机理、质量特性进行了分析，通过比较各种再生酸净化方法的优缺点，选用操作简便、工艺简单的再生酸净化方法——萃取法对再生酸进行处理试验，并对萃取剂的用量、萃取能力等进行了详细的研究。

Gas carrying with wash oil after the benzol washer,disease of wash oil,leaking oil of oil water separator etc.

在某种程度上，洗油单位用量最能说明焦炉煤气洗涤工序的技术操作水平，它是直接影响洗苯效率和操作费用的重要因素。

One comprehensive processing process of coke oven gas and coking crude benzol was introduced in the paper, this process includes low and medium temperature

本文介绍了一种焦炉煤气和焦化粗苯综合加工工艺，此工艺包括低、中温加氢单元，变压吸附单元，CrystaSulf一步法硫回收单元和GT-BTX芳烃萃取蒸馏单元。

The problems of inefficient utilization of coke oven gas and low processing level for coking crude benzol were existed in the Coking industry.

摘 要：焦化行业存在焦炉煤气利用不充分及焦化粗苯加工水平低的问题。

The reconstruction of benzol washer mist collector by gas-liquid filter net was presented.

介绍了使用气液过滤网对洗苯塔捕雾器进行改造，解决了由于捕集效率差造成洗苯塔洗油消耗大的问题。

In this paper, basing on the investigation on the condition of house decoration and indoor air pollution in city dwelling houses in Wuhan, we concluded the general characterization of indoor air pollution in Wuhan . It is listed as following: The indoor formaldehyde concentration exceeds the requirements of standard among 80 percent of the newly decorated houses. The benzol concentration of some exceeds the requirements of standard.

本文首次对武汉城市住宅进行了较大范围的室内装修情况及室内空气污染现状调查，总结出武汉城市住宅室内空气污染的总体特征：新装修住宅80%存在室内甲醛浓度超标问题；少数(大约10%)存在苯浓度超标问题；氨浓度和氡浓度均没有超标。

Separation ; extraction distillation ; relative volatility ; benzol chloride

分离；萃取蒸馏；相对挥发度；氯甲苯

O xylene was chlorinated in the presence of DMF, 1,2 bis dichlormethyl benzol was made to the main products by controlling the chlorinated degree.

以邻二甲苯为原料，在DMF存在下进行侧链氯化，控制氯化深度，使主产物为邻二-苯。

Methods:Urethan water solution was administered by intraperitoneal injection to induce lung tumor nodes in the male offspring of A6 transgenic mouse, in which the NS gene is expressed in the lung.3-methylcholanthrene benzol solution was administered by subcutaneous injection at left scapular region to induce tumor in the female offspring of A6,in which scapular NS gene was not expressed.

给予肺组织表达非结构基因的首建者转基因小鼠A6子代雄性鼠腹腔注射氨基甲酸乙酯水溶液，以诱发肺瘤结节。

CENTUM CS-1000 DCS modularization automatic control system and PFCD-S control station are selecting to realize the automatic control of cold blast workshop, desulphuration, sulfur and ammonium and final cooling benzol washing zone etc and to increase the purifying quality and recovery of the coke oven gas.

选用CENTUM CS-1000 DCS模块化自动控制系统，控制站采用PFCD-S型，实现了鼓冷、脱硫、硫铵及终冷洗苯工段等的自动控制，提高了焦炉煤气净化质量和回收率。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。