Crude (天然的 未加工的) oil is petroleum that comes directly from deep in the ground. It is then taken to a refinery. a refinery is a kind of factory to refine oil. At a refinery the crude oil is separated into many parts. From the refined petroleum we get important things such as ...
ahello,l'm liu tao 你好, l'm刘・陶[translate] aAgricultureJiangXing AgricultureJiangXing[translate] aCrude oil is transformed into petroleum and other useful 原油被变换成有用石油和的其他[translate]
Its major supplier was theOrganization of the Petroleum Exporting Countries (OPEC), founded in 1960, which consists of the world’s largest (by volume) holders of crude oil and natural gas reserves.8As such, the OPEC nations had a great deal of economic leverage in determining supply, and t...
Far more surprising is that the petroleum-independent sectors have increasing closer risk transfer effects with crude, even becoming the largest risk contributors to oil, after that. Finally, the oil-sector relationships during the same period are time-varying but stable. This paper provides ...
Petroleum Products Read the full-text article with a free, 1-day trial of Questia Beginning of article Crude oil is not that useful in the form comes out of the ground. It requires a lot of processing to make it into the products that we all know and love. Nor is all crude oil th...
Oil is the main culprit. The burning of fossil fuels, especially petroleum, powers the global economy. Oil is an extraordinary feat of concentrated energy: three large teaspoons of crude contain about the same amount of energy as eight hours of human manual labor. Geologist Colin J. Campbell ...
求翻译,不要直接软件翻译的Passage 1Petroleum(also called crude oil), in the unrefined or crude form, like many industrialfeedstocks has little or no direct use and its value as an industrial commodityis only realized after the production of salable prod
The OPEC+ decision to extend crude oil production cuts is an acknowledgment that demand growth is still uncertain, but also that the group remains hopeful its bullish scenario is correct. The Organization of the Petroleum Exporting Countries (OPEC) and its allies including Russia, agreed at a mee...
In fact, the word “petroleum” literally means “rock oil.” And, in its original state, the way we find it in Earth’s crust, it's called “crude oil.” Sometimes people shorten that up and, ah, just refer to it as “crude.” Um, petroleum also contains natural gas, so usually...
A high solvency dispersive power (HSDP) crude oil is added to a blend of incompatible oils to proactively address the potential for fouling heat exchange equipment. The HSDP component dissolves asphaltene precipitates and maintains suspension of inorgani