Due to carelessness, his head hit the doorframe with a loud bang.他不小心把头撞到了门框上,一声钝响.Mother held on to the doorframe and almost fell.母亲手扶着门框,几乎跌倒.He flushed the bottom of the doorframe.他把门框的底部调到水平状态....
Do you have any suggestions or comments on CSU's work?您对CSU的工作还有哪些意见和建议?This paper introduces the necessity, techniques , and request of replacing 5700 - 3106 MSFL mechanical sonde with CSU - DRS.介绍以CSU - DRS液压探头替代5...