烯烃,乙烯系烃,链烯

用Mp3背六级单词078

limb composite rebellion worship recede calibration geometrical constitution reciprocal hydrocarbon spouse intimidate intercourse sniff reunion immune enrich oppress erosion clan constraint

发表于:2018-12-01 / 阅读(205) / 评论(0)

用Mp3背六级单词

VOA慢速英语2012 Agriculture Report - Friends With Benefits, in the Plant World

Agriculture Report - Friends With Benefits, in the Plant World This is the VOA Special English Agriculture Report. Companion planting is the idea that some kinds of plants can help each other grow. Plants that are compatible together generally have s

发表于:2018-12-07 / 阅读(152) / 评论(0)

2012年VOA慢速英语(二)月

英国石油公司被指控在索马里勘探协议中存在腐败行为

British Oil Firm Accused of Corruption in Somalia Exploration Deal 英国石油公司被指控在索马里勘探协议中存在腐败行为 LONDON A British oil exploration firm has been accused of corrupt payments to government officials in Somalia

发表于:2018-12-08 / 阅读(126) / 评论(0)

VOA标准英语2015年(九月)

VOA慢速英语2012 Technology Report - Could Waste Plastic Reduce Our Need for Oil?

Technology Report - Could Waste Plastic Reduce Our Need for Oil? 科技报道 - 塑料制油技术是否可以减少美国的石油需求 From VOA Learning English, this is the Technology Report in Special English. 这里是美国之音慢速英语科技

发表于:2018-12-16 / 阅读(139) / 评论(0)

2012年VOA慢速英语(十一)月

印度、中国竞标海外石油资产

India, China Compete for Overseas Oil Assets 印度、中国竞标海外石油资产 India's biggest state-run oil firm recently lost out to a Chinese company in a bid to acquire PetroKazakhstan -- a

发表于:2019-01-03 / 阅读(174) / 评论(0)

VOA2005（下）--全球经济要闻

VOA慢速英语2009年-Agriculture Report - Some Crops (Like Some

This is the VOA Special English Agriculture Report. Companion planting is the idea that when some crops are planted together, they help each other grow. These compatible plants generally have similar needs for nutrients, soil and moisture. Advice fo

发表于:2019-01-11 / 阅读(180) / 评论(0)

VOA慢速英语2009年（八）月

VOA慢速英语2013 Agriculture Report - Friends With Benefits, in the Plant World

Agriculture Report - Friends With Benefits, in the Plant World 农业报道 - 植物世界的互惠互利 From VOA Learning English, This is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 Companion plantin

发表于:2019-01-12 / 阅读(165) / 评论(0)

2013年VOA慢速英语(三)月

经济学人104:一种受外力时硬度提高的新材料

Science and Technology Materials science Stronger when stricken 科技材料科学越敲越结实 A new material that gets stiffer when it is stressed 一种受外力时硬度提高的新材料 ONE of the valuable properties of bone is that when it

发表于:2019-01-26 / 阅读(124) / 评论(0)

经济学人科技系列

经济学人70:甲烷释放可能是恐龙称霸地球的原因

Science and Technology The rise of the dinosaurs Pardon! 科技恐龙的崛起恕我直言! A geological burp may have led to the dinosaurs' domination 地质上的甲烷释放可能是恐龙称霸地球的原因 THE s, famously, went out with a ba

发表于:2019-01-26 / 阅读(129) / 评论(0)

经济学人科技系列

VOA常速英语2007年-Experts Warn Russia Seeks Influence Over Vast C

By Brian Padden Washington 24 December 2007 Rising oil prices, a resurgent Russia and continued turbulence in the Middle East have intensified competition for control of the vast oil and gas reserves in the Caspian Sea. The competition, involving big

发表于:2019-01-31 / 阅读(118) / 评论(0)

VOA常速英语2007年（十二月）

尼加拉瓜钻第一口勘探油井

MANAGUA, June 19 (Xinhua) -- U.S. firm Noble Energy Inc. will begin drilling on Nicaragua's first exploration oil well in August under a government concession, the company announced Wednesday. The well is near the town of Puerto Cabezas, which is on

发表于:2019-02-03 / 阅读(159) / 评论(0)

英语新闻

英语词汇分类：石油化工

oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井，油井 derrick 井架 Christmas tree 采油树 cr

发表于:2019-02-03 / 阅读(167) / 评论(0)

英文语法词汇

BP discovers new oil in Gulf of Mexico

HOUSTON, Sept. 7 (Xinhua) -- British oil giant BP announced Wednesday it had a major oil discovery in the Gulf of Mexico. An appraisal well the company drilled in a previously untested northern segment of the Mad Dog field in the Gulf of Mexico found

发表于:2019-02-07 / 阅读(208) / 评论(0)

英语新闻

VOA标准英语2009年-Oil Discovered Off Sierra Leone

By Scott Stearns Dakar 17 September 2009 A U.S. oil company has found what could be commercially viable reserves of oil off the coast of Sierra Leone. The first ever deep-water test well in the Sierra Leone-Liberia basin struck a deposit of hydrocar

发表于:2019-02-12 / 阅读(138) / 评论(0)

VOA标准英语2009年(九月)

【英音模仿秀】重返节俭

模仿句子：Now there's long been talk about peak oil, the point of which the amount of hydrocarbons available to us starts an inexorable downward decline. 翻译：很久前人们就提到过石油峰值，即在达到某一峰值时，可供我们

发表于:2019-02-16 / 阅读(140) / 评论(0)

英音模仿秀

英语听力文摘 English Digest 372、神秘的阿波罗神庙

Chemical Oracle 神秘的阿波罗神庙 If youre planning a trip to Greece in the future, youll want to schedule a visit to the temple of Apollo at Delphi. This famous temple was the home to the Pythia, a specially chosen and trained woman who, acco

发表于:2019-02-16 / 阅读(142) / 评论(0)

英语听力文摘 English Digest

Turkish-Kurdish Oil Deals Upset Baghdad

ISTANBUL Growing tensions between Baghdad and the semiautonomous Iraqi Kurdish government over control of the country's energy reserves is threatening to pull neighboring Turkey into the deepening dispute. This past weekend, Iraq warned Ankara that s

发表于:2019-02-17 / 阅读(291) / 评论(0)

英语新闻

专业术语-财务英语词汇D25

发表于:2019-02-17 / 阅读(151) / 评论(0)

财会英语

【英语时差8，16】神谕处

If you're planning a trip to Greece in the future, you'll want to schedule a visit to the temple of Apollo at Delphi. This famous temple was the home of the Pythia, a specially chosen and trained woman who according to legend channeled the voice and

发表于:2019-02-23 / 阅读(154) / 评论(0)

英语时差8，16

【英语时差8,16】土星上真的有生命存在？

Acetylene and hydrogen molecules are disappearing from the atmosphere of Saturns moon, Titan. Its a mystery befitting Sherlock Holmes investigative skills, a mystery NASA scientists hope to crack. About fifty percent larger than Earths moon, Titan is

发表于:2019-03-06 / 阅读(157) / 评论(0)

英语时差8，16

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学英语单词

a priori class probability

accuracy of information

action variable in decision situation