[定位] 根据题干中的the principal constituent of natural gas定位到第一个小标题下的第三段第一句Natural gas consists primarily of methane(沼气)and other hydrocarbon gases.[精解] 本题提问天然气的主要成分。题干中的the principal constituent of与原文中的consists primarily of属于同义转换,所以consists prima...
What is the principal constituent of natural gas?A.Carbon and hydrogen.B.Methane and other hydrocarbon gases.C.Saturated hydrocarbons.D.Non-associated gas.网友网友: 正确答案360问答:B解析:本题提问夜烈异当日确除为清停天然气的主要成分。阳思宗乎题干中的the principa盾圆当除上编论斗l constituent o...
a发放成交确认书 Provide deal certificate of confirmation[translate] aThere are numerous benefits which originate from the simple chemical structure of methane, the main constituent of natural gas. 有起源于甲烷简单的化学结构的许多好处,天然气主要成分。[translate]...
更多"what is the principal constituent of natural gas?a.carbon and hydrogen.b.methane and other"相关的问题 第1题 一种临床试验设计方案,为在同一个体在不同阶段接受不同疗法,以验证各种治疗方案的疗效及安全性,这种试验方法是() a.荟萃分析 b.交叉试验 c.随机研究 d.对照研究 点击查看答案 第2题 下列...
Methane(CH4)isthemainconstituentofnaturalgas,andistheresultofnaturaldecompositionprocesses. 甲烷(CH4)是天然气的主要成分,是自然分解过程的产物。 article.yeeyan.org 3. Marine risersystemisthemainconstituentofoceaninfrastructure,anditisoneof theweakestand mostdelicatecomponents. ...
SYSTEM AND METHOD FOR THE PRODUCTION OF NATURAL GAS UTILIZING A LASER A system and method for producing a fuel gas is provided. In particular, a combustion product of an internal combustion engine is converted by a catalytic ... T Merritt 被引量: 0发表: 2009年 The catalytic converter ...
This constituent can use carrying the hydrocarbon and the natural gas and/or in storage and chemical engineering and field of construction.パスカル ティエリーシュラン ブルーノ
PROBLEM TO BE SOLVED: To provide a gas oil composition which can realize the accuracy improvement and stabilization of fuel injection quantity, injection time, injection pressure, injection rate and the like, and can sufficiently control the sagging of the gas oil composition at a fuel injection ...
SYSTEM AND METHOD FOR THE PRODUCTION OF NATURAL GAS UTILIZING A LASER A system and method for producing a fuel gas is provided. In particular, a combustion product of an internal combustion engine is converted by a catalytic ... T Merritt 被引量: 0发表: 2009年 Compound- and position-specif...
Methaneisaninflammableandexplosivegasandamajorconstituentofmineatmospheres, naturalgasandgasfuels. 甲烷是易燃易爆气体,是矿井瓦斯及天然气等多种气体燃料的主要成分。 www.magsci.org 2. Chinaisanoftenunder-recognisedbutneverthelessmajorconstituentofvirtuallyeveryglobalhealthchallenge. ...