heptane
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n.
庚烷；
英英释义
heptane[ 'heptein ]
n.a colorless volatile highly flammable liquid obtained from petroleum and used as an anesthetic or a solvent or in determining octane ratings
双语例句
用作名词(n.)
The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.
化合物庚烷的主要用途是作为双基推进剂的增塑剂。
The rheological properties of benzene and heptane solutions of cobalt monooleate soap have been investigated.
本文研究了一元油酸钴皂的苯与庚烷溶液的流变性质。
权威例句
Cyclobutane and spiro[3.3]heptane compoundsA Comprehensive Modeling Study ofn-Heptane Oxidation
A Comprehensive Modeling Study of n -Heptane Oxidation
The Distribution of Fatty Acids between n-Heptane and Aqueous Phosphate Buffer
Hydroisomerization of Pentane, Hexane, and Heptane for Improving the Octane Number of Gasoline
Shock-tube investigation of self-ignition of n -heptane-air mixtures under engine relevant conditions ☆
Long-Range Spin-Spin Couplings in the Nuclear Magnetic Resonance Spectra of Some Bicyclo [2.2.1]heptanes
ChemInform Abstract: Epibatidine: A Novel (Chloropyridyl)azabicycloheptane with Potent Analgesic Activity from an Ecuadoran Poison F...
ChemInform Abstract: SYNTHESIS OF PROSTAGLANDINS VIA A 1,2‐DIOXABICYCLO(2.2.1)HEPTANE (ENDOPEROXIDE) INTERMEDIATE. STEREOCHEMICAL D...
The Measurement of Laminar Burning Velocities and Markstein Numbers for Iso-octane–Air and Iso-octane–n-Heptane–Air Mixtures at E...
1. The rheological properties of benzene and heptane solutions of cobalt monooleate soap have been investigated.
本文研究了一元油酸钴皂的苯与庚烷溶液的流变性质。
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2. A series of turbidity measurements have been made for binary solutes of diethyl maleate in heptane, octane, nonane, and decane in the critical regions at various wavelengths and temperatures.
测量了顺丁烯二酸二乙酯与正庚烷、正辛烷、正壬烷和正癸烷二元溶液在临界区域不同波长及温度下的浊度。
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3. Using developed dynamic drop technique(floating droplet method), we measured the limits of superheat of n-pentane and n-heptane, n-nonane systems of binary n-alkaline mixtures.
采用发展的动态液滴技术（悬浮液滴法） ，测定了正戊烷与正庚烷、正辛烷、正壬烷二元混合物的过热极限温度。
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4. As the heptane in oil phase increases, the interfacial tension decreases.
随着油相中庚烷的增多，界面张力降低。
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5. Methods: The method use outside the sign law take heptane as extraction carries on the separation on the non - polar capillary Vessel Column, the effect is good.
方法：采用外标法以庚烷作为萃取溶剂，在非极性弹性毛细管柱上进行分离，效果良好。
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6. However, when the suspension is prepared by a non-solvent for amorphous polystyrene, such as heptane and isooctane, and the sPS content is lower than 15%, the fluid is Newtonian.
由无定形聚苯乙烯不良溶剂（如庚烷、异辛烷等）配制的悬浮液，固含量小于15％时，体系呈现牛顿流体性质。
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7. The sulfonation of linear heptane with sulphur trioxide (L) in the solvent of 1,2 dichloroethane is studied.
研究了庚烷与三氧化硫在1 ，2 二氯乙烷溶剂下的磺化反应。
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8. TAE will be selected better as decrease temperature in heptane.
对于庚烷溶剂，温度降低，有利于TAE的选择性反应。
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9. Of these, heptane with 7 carbons causes undesirable engine knocking, so refiners try to blend in more smooth-burning octane with 8 carbons.
7个碳的庚烷引起不明原因引擎抽风。炼油厂尝试混入更多的8个碳的辛烷。
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10. PVA gel modified with maleic anhydride has been used in dehydration of alkane(n-heptane)and arene(toluene)oil-water systems.
用马来酸酐改性PVA（聚乙烯醇）吸水凝胶对烷烃（正庚烷）和芳烃（甲苯）进行脱水试验。
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11. In this paper, liquid-liquid equilibria (LLE) of DMF-n-heptane-toluene system at six temperatures were correlated with NRTL, UNIQUAC, et al.
本文对六个温度下DMF-正庚烷-甲苯体系的液-液平衡进行了等温和非等温情况下的关联。
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12. The volume strain becomes much smaller by saturation with heptane than with water.
用庚烷饱和的体应变比用水饱和的小。
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13. Then-heptane cracking reaction was selected as probe reaction to investigate the activity of studied samples.
以正庚烷裂化反应为探针反应考察了样品的活性。
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14. Place the multiplier in the beaker and fill with Heptane until multiplier is fully immersed.
将倍增器放入烧杯中并倒入正庚烷直至浸没倍增器。
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15. The results showed that both methods of air blowing and thermal polycondensation in the presence of nitrogen raised the asphalt softening points, and increased coke yields and heptane insolubles.
结果表明，空气氧化和氮气热缩聚可提高石油沥青的软化点、焦产率和正庚烷不溶物含量。
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16. If your multiplier can be cleaned, then non-polar solvents must be used. ( Heptane is a non-polar solvent).
如果您的倍增器可以清洗，则必须用非极性的溶剂。（正庚烷是非极性溶剂）
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17. Addition of small amount of polynuclear hydrocarbons, such as naphthalene or anthracene to the heptane polymerization solution raised the molecular weight of the polymer to a considerable extent.
加入少量的萘、蒽等稠环芳烃于庚烷溶剂中，则大大提高高聚物的分子量。
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18. The isobaric integral heats of vaporization of benzene-n-heptane binary system were determined and correlated with a vapor-flow calorimeter.
用气体流动量热计测定并关联了苯-正庚烷二元体系的等压积分汽化焓；
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19. For the system with addition of n heptane, a maximum can be found on the curve of its first derivative and defined as the onset of asphaltene deposition.
在电导率变化的一阶导数曲线上，正庚烷体系出现一最高点，该点对应于此法的沥青质沉积起始点；
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20. In this paper, aromatization activity of metal modified HZSM-5 zeolite have been studied in catalytic cracking of n-heptane.
本文在微反色谱装置上，以正庚烷为原料考察了金属改性对HZSM-5分子筛芳构化活性的影响。
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21. The electrical conductivity of Middle East Atmospheric Residue (ME-AR) diluted by n-heptane was continuously measured, and the mass fraction normalized conductivity of ME-AR was calculated.
测定了中东常压渣油加入正庚烷后的电导率，并计算得到了不同正庚烷加入量时的质量分数电导率值。
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22. The liquid liquid phase equilibrium data of toluene n heptane tetraglycol ternary system at 30℃, 40℃ and 60℃ are determined under atmospheric pressure with gas chromatography.
利用气相色谱法测定了常压下，30℃、40℃、60℃时甲苯-正庚烷-四甘醇三元体系液液相平衡数据。
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23. The electrical conductivity of vacuum residue from Oman was measured and mass fraction conductivity was calculated when the residue was gradually diluted with n-heptane.
测定了阿曼减压渣油在正庚烷稀释过程中的电导率，计算了质量分数电导率。
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24. The electrical conductivity of vacuum residue from Oman was measured and mass fraction conductivity was calculated when the residue was gradually diluted with n-heptane.
测定了阿曼减压渣油在正庚烷稀释过程中的电导率，计算了质量分数电导率。
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25. The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.
化合物庚烷的主要用途是作为双基推进剂的增塑剂。
-- 来源 -- 英汉 - 辞典例句
26. The diphenylamine was deuterated by refluxing with a mixture of heptane and ??for an hour.
将二苯胺与正庚烷和?虻幕旌衔锛尤然亓?小时，可使二苯胺重氢化。
-- 来源 -- 英汉 - 辞典例句
27. heptane insoluble matter
烷不溶物
-- 来源 -- 英汉 - 翻译参考[网络]
28. Standard heptane
GB/T497-1977标准正庚烷
-- 来源 -- 英汉 - 翻译参考[网络]
29. a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines.
易挥发、易燃烧的烃类（乙烷、庚烷、辛烷等）混合物，来自石油，主要用作内燃机燃料。
-- 来源 -- 汉英 - 翻译参考
30. heptane insolubles
正庚烷不溶物
-- 来源 -- 英汉 - 翻译参考[网络]
31. high purity heptane
高纯庚烷
-- 来源 -- 英汉 - 翻译参考[网络]
heptane
