Cementing Techniques of Ground Adjusting Drilling Fluid Properties Before Cementing and Displacing Mud by Turbulent Pre-flush at Low Return Velocity是什么意思_Cementing Techniques of Ground Adjusting Drilling Fluid Properties Before Cementing and Displacing Mud by Turbulent Pre-flush at Low Return Velocity在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句