用纯化学势，乘以它们的浓度，代替这些化学势。
And instead of these chemical potentials, you would write them in terms of the pure chemical potentials times their concentrations.
我们能够把混合无分为构成该混合物的纯化学化合物。
We can separate the mixture into the pure chemical compounds of which it is composed.
阶段性纯化学物质在提交同样的申请之前不需进行预注册。
The same applies to phase-in substances that have not been pre-registered.
含有少量杂质的工业碱性废渣的利用率要大于纯化学试剂吸收剂；
The rate of usage of industrial alkalinity waste residue is bigger than that of purified chemical absorbent.
基元谱与提纯化学物质谱的相关分析印证了组织形态基元谱的来源。
The correlation analysis showed that the spectrum from a morphological element is highly correlated with that from the corresponding purified chemical.
产品涉及无机、有机化学试剂100种、精细高纯化学试剂10多种。
Involving inorganic products, 100 kinds of organic reagents, fine high-purity more than 10 kinds of chemical reagents.
采用纯化学物质对高频加热-红外检测碳硫仪校准，对钛合金中的碳量进行测定。
The carbon-sulfur analyzer was corrected by mens of the pure chemical substance and was used to determine carbon content in titanium alloys.
磁铁矿片麻岩的泥质矿物特征和碎屑锆石的存在表明，原岩不是一个纯化学沉积体。
The pelitic mineralogy of the magnetite gneiss and presence of detrital zircon demonstrate that the protoliths were not a pure chemical sediment.
自行光合作用是否高尚人类的最终选择？或者有一天我们能够用纯化学的手段制造食物？
Is photosynthesis by oneself the final choice of noble human beings? Or, maybe one day we can make the food by totally chemical means?
人类首次用纯化学手段制造出了一种生命体：脊髓灰质炎小儿麻痹菜谱也许是最实用的读物之一。
Man's first pure chemical means to create a life on: Poliomyelitis polio menu may be one of the most useful books.
人类首次用纯化学手段制造出了一种生命体：脊髓灰质炎小儿麻痹菜谱也许是最实用的读物之一。
Man first pure chemical means to create a life on: Poliomyelitis polio menu may be one of the most useful books.
遵守学术规范，维护学术道德，纯化学术环境，方能培养出栋梁之才。为了遵守学术规范，必须采取得力措施。
Important measures must be taken to establish academic norm and maintain academic morals so as to purify the scientific environment for talent culture.
用化学品杀死不完全纯化的病毒。
所有化学试剂均为分析纯，且使用前未经纯化。
All chemicals were of analytical grade and used without further purification.
这部电影的情节涉及一位纯化化合物的化学家。
The plot of the movie involved a chemist who sublimates compounds.
由于氙是惰性的，不易与其他元素产生化学键，因此很容易纯化以进行同位素分析。
Being a noble gas, it resists chemical bonding with other elements and is thus easy to purify for isotopic analysis.
研究这类盐—混合溶剂体系既可以丰富溶液化学，而且对盐类的分离制备和纯化具有重要的实际意义。
The study of salt and mixed solvents not only enrich solution chemistry, but also possess important significance to separation preparation and purification of salt.
近五年，它们被广泛的用于平行液相法合成组合化学库，简化液相组合化学库的纯化操作。
It is applied widely in the parallel solution_phase synthesis of combinatorial chemical libraries to simplify the purification of their products.
所有商业来源的化学药品都是试剂级别的，不经过纯化即可使用。
All chemicals from commercial sources were of reagent grade and used without further purification.
因此，在进行高分子化学实验之前，有必要对所用试剂进行纯化。
Therefore, when polymer chemistry experiments, it is necessary for the reagents used for purification.
物质暴露于空气中，通过机械作用或化学反应使其纯化。
The purification of a substance by exposure to the mechanical or chemical action of air.
方法利用反相层析的方法进行分离纯化，根据化合物的化学性质与光谱数据鉴定其结构。
Methods to isolate the constituents by reverse phase chromatography, and characterize their structures by the analysis of chemical property and spectral data.
发酵工艺生产木糖醇无需木糖的纯化步骤，是取代化学合成法的一条可行工艺路线。
The fermentative process of xylitol is an interesting alternative to conventional chemical process, since it does not require initial xylose purification.
利用纯化果胶内切酶对果胶物质的化学结构进行分析比较。
And the chemical structures of pectin substances were compared by the pure endo-polygalacturonase.
方法：采用反复硅胶柱色谱、葡聚糖凝胶色谱等分离纯化，通过理化常数和波谱分析鉴定其化学结构。
Methods:The isolation and purification were carried out by repeated silica gel column chromatography, and the chemical structures were determined by physicochemical properties and spectral analysis.
发酵工艺生产木糖醇无需木糖的纯化步骤，是取代化学合成法的一条可行工艺路线。
The fermentative process of producing xylitol is an better alternative than conventional chemical process, since it does not require initial xylose purification.
综述了茶多糖的提取纯化方法、纯度及测定方法、化学组成、结构分析方法。
The methods of extraction and purification, test, chemical composition, structure analysis of tea polysaccharide are summarized.
方法：以黄芪甲苷含量、小鼠耳廓肿胀率、小鼠热板疼痛抑制率为指标，通过药化学和药效学的综合评价，优选最佳纯化工艺。
Methods:The best technology of purification was datermined by the physicochemical and pharmaceutical evaluation of astragaloside concentrations and swelling ratio of mouse ears pain inhibition.
方法采用DEAE -纤维素柱色谱和凝胶渗透色谱分离纯化，化学和光谱方法分析其结构特征。
Methods DEAE-Cellulose and gel-filtration chromatography were used to isolate and purify the polysaccharides, whose structures were characterized by chemical and spectral methods.
方法采用DEAE -纤维素柱色谱和凝胶渗透色谱分离纯化，化学和光谱方法分析其结构特征。
Methods DEAE-Cellulose and gel-filtration chromatography were used to isolate and purify the polysaccharides, whose structures were characterized by chemical and spectral methods.
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