题型:问答题 简答题 男,48岁,B超查体时发现左侧肾下极有一4.5cm×3.2cm实性占位,肾门处有一直径1.5cm肿物。静脉。肾盂造影:两肾无异常改变。若肿瘤巨大,可先行肾动脉栓塞,然后再行手术。其主要目的是()A.减少术中出血B.减轻术中粘连C.使肿瘤缩小D.手术中不用结扎肾动脉E.防止术中扩散 查看答案
题型:问答题 简答题 The emperor turned to alchemy to ensure immortality, but contrary to his wishes, the wrong chemistry shortened his life.A.good fortuneB.quick recovery from his illnessC.never-ending lifeD.everlasting peace 查看答案
题型:问答题 简答题 下图是网络地址转换NAT的一个示例。图中①和②依次应为()A.10.0.0.1,3142和147.2.1.1,80B.10.0.0.0.1,3142和59.67.15121,5511C.147.2.1.1,80和10.0.0.1,3142D.59.67.15.21,5511和10.0.0.1,3142 查看答案