aWith the development of economy,the problem of pollation is becoming more and more serious,especially the air pollation,water pollation and food pollation.They have brought us many terrible illness such as cancer.If we don'ttry our best to protect our environment well,there will not be ...
asplit plank. this is a wear item since there is no sign of impact or overloading present. repair is not necessary unless the plank leaks light or is loose 分裂板条。 因为没有冲击的标志或超载礼物,这是穿戴项目。 修理不是必要的,除非板条漏光也不是宽松的[translate] ...
The short answer is thatrenewable energy is good for the environment. But we need to be careful about where and how we build it. When compared to fossil fuels, renewables are much greener. Oil, gas and coal use can lead to air and water pollution, land degradation and dirty emissions tha...
A similarDigital Democracy analysis by CalMatters earlier this year found"two-thirds of the bills opposed by the oil industry in 2023 were killed, thanks in part to an alliance with the building trades union, forcing Democrats to sometimes choose between jobs and the environment." ...
This, combined with the heat of the exhaust gases passing through the housing, creates an environment that accelerates oxidation of the oil. When the engine is shut off, for example, the temperatures inside the turbo bearing housing can soar to the point where it "cokes" the oil, forming ...
The Petroleum Technology Development Fund (PTDF) is a Nigerian government agency that provides scholarships to Nigerian students to study abroad. The PTDF scholarship is fully funded and covers tuition fees, accommodation, and other expenses. The scholarship is available for undergraduate, masters, and...
aon the basis of the prise of petroleum derived fuels-first purchase for a gas company that would mix the biofuel undder test environment. 根据石油获得的燃料第一购买奖赏为会混合biofuel undder测试环境的煤气公司。[translate] a常用铅笔写 正在翻译,请等待...[translate] ...
It will embrace the concepts of flexible manufacturing and economy of scope. Paul Kidd, author of Agile Manufacturing, writes: We are moving towards an environment in which competitive products need customer-specific tailoring and high quality. At the same time new trends are shortening the ...
This article introduced simply the petroleum profession production work characteristic, in the safety in production present situation and the petroleum profession work had the risk factor, the system elaboration HSE basic concept, after the development course and the formation standard content.[translate]...
One theory states that stagflation is caused when a sudden increase in the cost of oil reduces an economy's productive capacity. The oil crisis of the 1970s is the prime example. In October 1973, the Organization of Petroleum Exporting Countries (OPEC) issued an embargo against Western countrie...