Terms for subject Oil / petroleum containing improvements

English	Chinese
correction, prevention, improvement	校正、防止与改善
distillate hydrodesulfurization and smoke point improvement	榴分油加氢脱硫和改善烟法
energy component improvement	能源结构调整【改进】
improvement on economic benefit	提高效益
improvement on quality	改进质量
Oilfield Improvements, Inc.	油田改建股份有限公司
value improvement	价值改进
wellbore improvement	井眼改善
wellbore improvement	井壁改善