未知题型 下列哪项不是下肢丹毒的防护要点A．患者应卧床休息B．患者所用敷料、器械须严格消毒###SXB

单项选择题 Owing to the increase of the material price, our offer has left us with small profit, ______ we can not accept your counteroffer. A．as a result B．as a result of C．result in D．result from

未知题型 根据注浆沿地层深度分段施工的顺序，注浆的方式分为()。 A.分段下行式B.分段上行式###SXB