Hydrous desmocollinite and exinite in coal are the principal material for hydrocarbon generation.

另外，本文提出了煤的有地化参数类比数法，并对煤生烃潜力进行了评价。

The transferred heat may pyrolyze at least some hydrocarbons in the formation.

所输送的热以热解地层内至少有些种类的烃。

Volumes of various group composition were calculated by using addible RI of hydrocarbon mixtute, th...

其适用范推广到重质原油的轻质部分分析。

Nitryl aromatic hydrocarbon affect environment and human health mainly by waste water, dust and smoke.

硝基芳烃主要通过废水、粉尘、蒸气等形式污染环境，影响人体健康。

In a testing of petrolic engine, about 70% to 80% of nonmethane hydrocarbon is emitted into atmosphere without catalysis conversion in theoment of coldstart, so that serious pollution is produced.

在汽油的一个测试循环中,约占排放污染物总量70%～80%的非甲烷碳氢化合物是在汽油冷起动阶段没有经催化转化而直接排入大气中,造成严重污染。

In the case of mudstone to be a source rock, the uncompacted mudstone would have a strong capability of hydrocarbon concentation sealing to seal gas in diffusive phase.

本文在研究盖层封闭油气理的基础上,分析了欠压实泥岩在封益油气中的作用。

Casinghead gas is wet gas containing liquid hydrocarbons that can be removed from the gas by reducing the temperature or pressure on the gas with an absorption plant.

套管头天然气为包含液态烃类的湿气，这些液烃由降低温度或压力用吸收装置从天然气中去除。

The result indicates that the main metabolic product of petroleum hydrocarbon degradation is acetic acid and surface active agent of glycolipid composed of fatty acid and rhamnose.

实验表明,微生物降解原油代谢产物主要是乙酸和以棕榈酸为主的脂肪酸与鼠李糖形成的糖酯类表面活性。

The company main product includes: High boiling point products and so on solvent series, plasticizer series, aromatic hydrocarbon series, Zhong propyl butyl-carbinol, 2- octanone and thiophen.

高沸点溶、增塑、芳烃、仲辛醇、2-辛酮及噻吩等产品。

Nonbiodegradable pollutants, such as certain chlorinated hydrocarbon pesticides (e.g.DDT) and heavy metals, such as lead, copper, and zinc in some industrial effluents, accumulate in the environment.

生物不降解的污染，如氯代烃类杀虫（如DDT）和工业废水中的重金属，如铅、铜和锌，在环境中积累。

In the whole process of forming hydrocarbon, there exist the joining and removal of hydrogen or oxygen atom and heteroatom from the beginning to end.

人所熟知的胡萝卜烷由胡萝卜素加氢构成,在转化中需要消耗大量的氢,因而整个过程是非常典型的氧化还原反应。

The episodic flow of hydrocarbon migration and all geofluid and the episodic action of crust structure are complementary to each other and mutually determined.

油气幕式运移与地流体的幕式流动都与地壳的幕式构造活动相辅相成、互为因果。

The auth or suggests that prebiological informational structures,gene predecessors and protoorganisms should be looked for among abiogenic ordered hydrocarbon molecul ar systems(hard bitumens).

文章提出，应在非生物成因有序碳氢分子体(硬沥青)中寻找前生物信息结构、基因之祖和原生有体。

Main macerals of hydrocarbon generation are sporinite, cutinite, alginite, bituminite, liptodetrinite and desmocollnite in source rocks from Jurassic coal measure in Northwest China.

西北地区侏罗纪煤地层中主要的生烃显微组分是孢子体、角质体、藻类体、沥青质体、碎屑类脂体、基质镜质体等，而树脂体、木栓质体等早期低熟生油组分含量很低。

The function of hydrocarbons and nitrogen oxides in photochemical smog formation and the formative process of ozone and peroxyacetyl nitrate are discussed.

介绍了氮氧化物、碳氢化合物在形成光化学烟雾中的作用和臭氧、过氧乙酰硝酸酯产生的过程,并介绍了光化学烟雾的形成理。

Secondary in abundance are aromatic sester and sesquiterpenoid hydrocarbons,but aromatic diterpenoids, most of the regular PAH are found at trace levels only.

但芳香二萜类，大多数常规多环芳烃仅以微量形式存在。

Volumes of various group composition were calculated by using addible RI of hydrocarbon mixtute, then their volume percentage was determinded.

利用烃类混合物折光率的加性计算各族组分流出体积,从而计算其体积百分含量。

States the latent hazardness of such hydrocarbons as acetylene in air separator, and presents the preventive measures in normal production.

阐述乙炔以及碳氢化合物在空分装置中具有的潜在危险性,并提出在正常生产中的预防措施。

The operation pressure of debutanizer was unstable since a light hydrocarbon recovery unit had been put into use.

某轻烃回收装置自投用以来,脱丁烷塔操作压力一直不稳定。

A further problem arises, particularly, in the use of chlorinated hydrocarbons, because of their susceptibility to biomagnification.

进一步的问题出现了，特别是在使用氯化烃中，这是由于它们对生物放大作用的灵敏性。