1) hydrocarbon
[英][,haɪdrə'kɑ:bən] [美]['haɪdro'kɑrbən]

烃类物质
1.
Modeling flash point scale of hydrocarbon by novel topological electro-negativity indices

新型拓扑电负性指数模拟烃类物质闪点的标度
2) hydrocarbon
[英][,haɪdrə'kɑ:bən] [美]['haɪdro'kɑrbən]

石油烃类物质
1.
In the series papers, the release of total hydrocarbon from the marine contaminatedsediment in marine water at the near natural condition were studied.
本文通过使用在较为接近自然环境条件的实验室模拟技术,探讨了近岸沾污沉积物中石油烃类物质在沉积物/海水界面的溶出/吸附过程。
2.
In the series papers,the releases of total hydrocarbon from the marine contaminated sediment in marine water at different mixed ratio,release time,mixed conditions have been studied.
沉积物中石油烃类物质向海水中的释放,在10min之内,可基本达到最大初始浓度;未经处理的新鲜沉积物样品较烘干研磨样品,更利于油类的释放。
3) lightweight hydrocarbon

轻质烃类
1.
Through collecting the data, this paper establishes the multivariate linear regression equation between the gas chromatographic components and the relative density of lightweight hydrocarbons, and proves the equation to achieve the goal of calculating the relative density with the gas chromatographic components.
通过收集数据建立轻质烃类色谱组成与相对密度之间的多元线性回归方程,并对方程进行验证,实现由色谱组成计算相对密度的目的。
4) hydrocarbon impurity

烃类杂质
1.
Two steps temperature programmable mode with PLOT Al2O3"S" capillary column,splitless stream sampling and FID detector are adopted to measure the purity of alpha-butylene and content of other hydrocarbon impurity.
通过对两种分离方法即石墨化碳黑分析柱与PLOT A l2O 3“S”分析柱分离情况比较,选择采用PLOT A l2O 3“S”毛细管柱二阶程序升温法分离,不分流进样,火焰离子化检测器测定1-丁烯的纯度及烃类杂质含量,用面积归一法定量。
5) hydrocarbon impurities

烃类杂质
1.
×8 μm) has been used for the analysis of trace hydrocarbon impurities in high purity isobutene.
×8μm)毛细管色谱柱对高纯异丁烯中的微量烃类杂质进行了气相色谱方法研究。
2.
×8 μm) was used to analyze trace hydrocarbon impurities in high purity 1-butene.

采用HPAl2 O3/Na2 SO4 PLOT ( 50m× 0 32mmi d × 8μm )毛细管色谱柱对高纯 1 -丁烯中的微量烃类杂质进行了气相色谱方法研究。
6) Hydrocarbon Property

烃类性质
补充资料:石油轻馏分烃类组成分析
分子式:
CAS号:
性质:测定石油轻馏分中烷烃、烯烃、环烷烃及芳烃含量的定量分析方法。有各种方法,比较经典的是用硅胶顶替色谱法,再用荧光指示剂吸附法将芳烃、烯烃及饱和烃(烷烃+环烷烃)含量测出,然后再按比折射率法从饱和烃中把环烷烃含量测出。这种方法多用于汽油、石脑油等。
CAS号:
性质:测定石油轻馏分中烷烃、烯烃、环烷烃及芳烃含量的定量分析方法。有各种方法,比较经典的是用硅胶顶替色谱法,再用荧光指示剂吸附法将芳烃、烯烃及饱和烃(烷烃+环烷烃)含量测出,然后再按比折射率法从饱和烃中把环烷烃含量测出。这种方法多用于汽油、石脑油等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条