查询词典 hydrocarbon

There is steam hydrocarbon, oil and other hydrocarbon products in five series, SE-6 energy-saving environmental protection products as the leading gas synergist.

有汽烃、油烃等五个系列产品， SE-6 环保节能燃气增效剂为龙头产品。

The result shows at the mild condition chain olefin that nCl7, polyethylene can be cracked into solutions of ethane, propane, butane, benzene and toluene and other small molecular compounds, polyethylene reacted fluids are mainly composed of a-olefin at the range 12 to 38, by which α-ωdiene, saturated hydrocarbon and aromatic hydrocarbon, anthracene, phenanthrene of albocarbon series are contained.

结果表明，在温和条件下可以将链状烷烃如正十七烷烃、聚乙烯通过微波及炭催化剂的作用，裂解成乙烯、丙烷、丁烷、苯、甲苯等溶剂及小分子化合物。聚乙烯反应液体产物以碳数在12~38范围的α-烯烃为主，也产生α-ω二烯、饱和烃及芳烃，芳烃主要有萘系列、葱、菲等。

The invention provides a method for homopolymerizing conjugated dialkene or co-polymerizing conjugated dialkene and monovinyl aromatic hydrocarbon. The method comprises the following steps: the conjugated dialkene is homopolymerized or the conjugated dialkene and the monvinyl aromatic hydrocarbon are co-polymerized randomly. The method is characterized in that at least one alkali metal alkoxide compound expressed by the formula is used as a structure regulator; in the formula, R is linear chain or branched chain alkylidene radical having 1 to 10 carbon atoms; M is alkali metal selected from Li, Na, K, Rb and Cs.

本发明提供了一种使共轭二烯烃均聚或者使共轭二烯烃与单乙烯基芳烃共聚的方法，包括在阴离子聚合条件下使共轭二烯烃进行均聚或者使共轭二烯烃与单乙烯基芳烃进行无规共聚，其特征在于采用至少一种式所示的碱金属醇盐化合物作为结构调节剂，其中R为具有1-10碳原子的直链或支链亚烷基；以及M为选自Li、Na、K、Rb和Cs的碱金属。

In the concentration of petroleum hydrocarbon 3g/kg and 6g/kg, Forsythia suspense had the less variation breadth of physiological characteristics and chlorophyll fluorescence parameters compared with Hydrangea paniculata and Amorpha fruticosa, and had higher tolerance to petroleum hydrocarbon stress.

石油烃含量在3g/kg土和6g/kg土2个处理中，连翘的生理指标和叶绿素荧光参数的变化幅度要小于大花水桠木和紫穗槐，对石油烃胁迫的抗性更强；石油烃含量在12g/kg土时，3种植物的生长均受到最大抑制。

Secondly, the authigenic mineral hydrocarbon inclusion technology is in application, which makes hydrocarbon phase state during secon.

其次，是自生矿物烃类包裹体技术的应用，对于油气二次运移中烃类相态的判断，更加明确和可靠。

It can also be used when hydrocarbon (R600) is the refrigerant. It may be used with halogenated hydrocarbon (R12, R22) if Shell Clavus Oils G is not available.

在缺乏Shell&奇伟士&G润滑油的情形下，Shell&奇伟士&润滑油也可应用作卤代烃（R12，R22）为冷冻剂的制冷压缩机。

The methods of hydrocarbon generation and carbon isotopic kinetics are studied in Sulige Gas Field, Yulin Gas Field and Shenmu Gas Field, which indicate that the gas is mainly from Carboniferous-Permian coaly stratum in the south or southwest of the three gas fields; the hydrocarbon generation of source rock is firstly originated from 150Ma or so in Dingbian and its south area, and is successive from south to north and from west to east; the migration directions of natural gas are regionally from southwest to northeast, and partially from bottom to top.

采用生烃动力学和碳同位素动力学的方法，通过对苏里格气田、榆林气田和神木气田的剖析，认为这3个气田的气源主要来自其南部或西南部的石炭-二叠系的煤系地层；烃源岩生烃始于150Ma左右，出现在定边及以南的气源岩区，并存在由南向北、由西向东推进的趋势；天然气区域运移方向是由西南向东北，局部运移方向是由下向上。

The major purpose of compound logging is to prove the hydrocarbon potential of stratigraphic profile drilled and to reasonably interpret and evaluate the hydrocarbon-bearing layers found in accordance with display strength and componental composition data.

综合录井的主要目的就是要查清钻井地层剖面的含油气性，并根据显示强度与组分构成资料对发现的含油气层进行合理解释、评价。

After analysis of hydrocarbon to different kinds of ore, rock and inclusion, it is discovered that organic materials had been more or less participated in the mineralization process of Au, Ag, Sn, Pb, Zn, Cu, Sb deposits (include some mid-high temperature deuteric hydrothermal deposits). At the same time, higher content of hydrocarbon has been well preserved to present, even more than tens thousands uμl/kg.

首次系统地对各类矿石、岩石、矿物气液包裹体等进行了烃类组分分析，结果发现，各种金、银、锡、铅、锌、铜、锑等金属矿床(包括岩浆期后中高温热液矿床)的成矿过程均不同程度地存在有机物的参与，至今仍存在很高的烃气含量，甚至高达几万μl/kg。

Pseudocumene, mesitylene, 1,2,3-trimethylbenzene and durene among theheavy aromatic hydrocarbon from catalytic reformation in oil refinery areimportant fine chemical materials, they have not only high additional value butalso particularly useful property, therefore, the exploiting and utilizing the sourceof the heavy aromatic hydrocarbon are of large commercial benefit and promisingapplication future.

炼油厂催化重整装置重芳烃中偏三甲苯、均三甲苯、连三甲苯、均四甲苯等都是精细化工的重要原料，不仅附加价值高，而且具有独特的优良性能。因此开发利用重芳烃资源具有较大的经济价值和广泛的应用前景。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。