您要查找的是不是：
- The method was applied to analyze phthalic acid esters of environmental hormone in wastewater. Four kinds of phthalic acid esters (DEP, BBP, DBP and DEHP) were checked out. 同时将该方法应用于废水中邻苯二甲酸酯类环境激素的测定,检出DEP,BBP,DBP和DEHP4种邻苯二甲酸酯类环境激素。
- ester of phthalic acid 苯二酸酯, 酞酸酯, 酜酸酯
- In this articls,the monitoring method of phthalic acid ester in air was established by gas chromatography. 本文通过气相色谱法建立了大气中邻苯二甲酸酯的监测方法。
- The paper summarizes the environmental hormone behavior,source and existing situation of phthalic acid ester pollutants in air,water,organism and sediment. 该文叙述了环境中邻苯二甲酸酯类污染物的环境激素行为、来源及在环境空气、水体、生物、底质中的存在情况。
- Analysis of Phthalic Acid Esters of Environmental Hormone in Water Using Solid Phase Extraction and High Performance Liquid Chromatography 固相萃取高效液相色谱法测定水中邻苯二甲酸酯类环境激素
- In this paper,the development of the analysis methods of phthalic acid esters has been introduced in details. 本文详细介绍了国内外邻苯二甲酸酯类增塑剂检测方法的研究进展。
- A salt or an ester of boric acid. 硼酸盐一种硼酸盐或硼酸酯
- In this paper, the development of the analysis methods of phthalic acid esters has been introduced in details. 摘要本文详细介绍了国内外邻苯二甲酸酯类增塑剂检测方法的研究进展。
- Objective To find out the level of phthalic acid esters(PAEs) pollution of vegetables,fruits, and dried food in the market. 目的了解市售蔬菜水果及干货食品中酞酸酯的污染状况。
- The properties and toxicity of phthalic acid esters were presented. Pretreatments and analysis of PAEs were summarized and the development of degradation of PAEs was introduced. 介绍了环境激素邻苯二甲酸酯的性质与危害,总结了邻苯二甲酸酯的分析检测方法和邻苯二甲酸酯的污染治理技术。
- A salt or an ester of lactic acid. 乳酸盐或乳酸酯
- A salt or an ester of titanic acid. 钛酸盐钛酸的盐或酯
- With the pure bastnasite mineral as the research object,the flotation effect of applying the mixtures of phthalic acid,hydroximic acid,isooctyl alcho hol and kerosene were studied. 以氟碳铈矿纯矿物为研究对象,研究了邻苯二甲酸、羟肟酸与异辛醇、煤油等混用作捕收剂时的浮选效果。
- A salt or ester of hypochlorous acid. 次碳酸盐一种次碳酸的盐或酯
- The photocatalytic degradation rules of phthalic acid esters(PAE)such as DBP(dibutyl phthalate),DCHP(dicyclohexyl phthalate) and BBP(butyl benzyl phthalate) were studied in aqueous TiO_(2) dispersions under UV irradiation. 在紫外光照射下;以TiO2为催化剂;研究邻苯二甲酸二丁酯(DBP)、邻苯二甲酸二环己酯(DCHP)和邻苯二甲酸丁基苄基酯(BBP)水溶液的光催化降解规律;不同结构特征的酞酸酯在降解过程中pH值均表现为先升高;再降低的趋势.
- Abstract: The esterification of phthalic acid and ethylene glycol under microwave field was studied.The results showed that it could get high yield of product and need less fime to complete the reaction. 文摘:观测了邻苯二甲酸及乙二醇在微波辐照下的升温曲线，并研究了邻苯二甲酸和乙二醇在微波辐照下的酯化反应，结果表明，微波辐照下的酯化反应行为优于常规条件（电炉加热）下的酯化反应行为。
- A salt or an ester of malic acid. 一苹果酸的盐或酯
- The esterification of phthalic acid and ethylene glycol under microwave field was studied.The results showed that it could get high yield of product and need less fime to complete the reaction. 观测了邻苯二甲酸及乙二醇在微波辐照下的升温曲线，并研究了邻苯二甲酸和乙二醇在微波辐照下的酯化反应，结果表明，微波辐照下的酯化反应行为优于常规条件（电炉加热）下的酯化反应行为。
- A salt or an ester of oxalic acid. 草酸盐草酸的盐或酯
- A salt or ester of arsenic acid. 砷酸盐，砷酸酯
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
