The fossil fuels (coal and oil) are finite resources.化石燃料（如煤和石油）属于有限资源。Fire may have breached the cargo tanks and set the oil ablaze.大火当时有可能把货船上的油罐烧漏了，从而引燃原油。Petroleum engineers plan and manage the extraction of oil.石油工程...
简要介绍了微波辐射法原油脱水的原理.The principle of crude dehydration by microwave radiation is briefly introduced.本发明涉及一种用于污泥脱水的阳离子型聚合物脱水剂.The invention relates to a cationic polymer dehydrator for sludge.软化和滋润干燥, 脱水的头发.Softens and hydr...