Abiotic synthesis of butane and pentane from CO_2 and H_2 under hydrothermal conditions;
热液条件下CO_2和H_2反应合成丁烷和戊烷
An Investigation on Photochemical Reactions of Pentane and Sulfur Dioxide;
二氧化硫与戊烷的气相光化学反应研究
Procedure simulates on pentane separation from light hydrocarbon in oil-refinery;
炼厂轻烃分离制戊烷工艺模拟研究
The structural design and temperature calculation technique are offered.
分析了目前几种常用制动电阻温度检测方法的缺陷,在此基础上提出一种利用不同材料之间的温度-电阻特性差异而设计的桥式制动电阻温度监控方式,并提供了装置的结构设计和温度计算方法。
When the large volume concrete building base is poured, it should not neglect the temperature calculation of concrete crevices.
在建筑工程基础大体积混凝土施工时,混凝土的温度计算不容忽视。
Different materials have different range of design temperature.
结果表明,温度对容器设计的影响是多方面的,不同材料有不同设计温度范围。
So,selecting a proper design temperature and pressure will be beneficial to the cost of pressure vessel and its saf.
设计温度和压力的正确选择将对压力容器的造价和安全运行产生积极影响。
With the application of the method of "Relative Warmth Index" (RWI) , this article calculates the RWI values of the design temperature of present metro systems in several Chinese cites, and makes compavi-son of different RWI values.
应用“相对热流指标”的方法,计算了我国各城市现有地铁系统设计温度的“相对热流指标”值,对其进行了分析比较,并以南京地铁为例对地铁设计温度提出了建议。
Thermometers are filled with pentane or alcohol.
温度计盛有戊烷或酒精。
Gas chromatographic determination of process samples in isopentene-pentane production.
异戊烯、戊烷生产过程样品的气相色谱测定方法
Ultra-deep desulfurization of pentane with K_2FeO_4 by catalytic oxidation process
K_2FeO_4催化氧化戊烷超深度脱硫技术
Synthesis and Characterization of 2-Aryl-1,3-dioxolane
2-芳基-1,3-二氧环戊烷的合成与表征
Only three of hexane structures can be named on the basis of the prefixes that have been applied to the pentanes.
只有三种已烷结构可以根据加在戊烷前的词头来命名。
Vapor-liquid equilibria of the ternary system hexane + methlycyclopentane + dib-utyl - o - phthalate
正己烷—甲基环戊烷—邻苯二甲酸二丁酯三元体系汽液平衡研究
Studies on the Synthesis and Biological Activities of Novel Cyclopentathiane and Cyclohexathiane;
新型硫杂环戊烷、环己烷究香料的合成及生物活性研究
Determination of Atmospheric VLE for the Ternary System of Cyclopentane-Tetrahydrofuran-Cyclohexane
环戊烷-四氢呋喃-环己烷三元体系汽液平衡的测定
Many cyclopentane derivatives also absorb in this region.
很多环戊烷的衍生物在这个范围也出现吸收。
The second band coincides with the first in neopentane.
第二个吸收峰在新戊烷中和第一个峰相重合。
Study on Green Chemical Engneering Catalyst for N-pentane Isomerization;
正戊烷异构化Ni-W-Zr/HM绿色化工催化剂的研究
Study on Conformation of N-pentane Molecule base on EMS;
基于电子动量谱学的正戊烷分子构象研究
Study of the Structural Parameters of CTAB/N-butanol/N-pentane/Water Microemulsion;
CTAB/正丁醇/正戊烷/水微乳液体系结构参数的测定
Microemulsification in Cetyltrimethylammonium Bromide/Alcohols/C_5H_(12)/H_2O Systems;
CTAB/脂肪醇/正戊烷/水体系中的微乳化作用
Project Risk Estimation of Refining Pentane Mixture from Ethylene Unit;
蒸汽裂解制乙烯副产戊烷精制项目风险评估
Problem in Pentane Unit of Qiudong Oil Production Plant and Its Solution
丘东采油厂戊烷装置存在的问题与对策
Process optimization of lowering condensing agent isopentane consumption
降低冷凝剂异戊烷单耗的工艺技术优化
Long-term Thermal Conductivity Prediction on Rigid Polyurethane Foam with Cyclopentane as Foaming Agent
环戊烷发泡硬质聚氨酯泡沫长期热导率预测
