腹腔抽出血性液体，立位腹部平片未发现膈下气体。Hb56g/L，WBC://3.6×109/L，N85%，L15%，Plt：56×109/L。目前应主要考虑合并的疾病为（）
| Electric Backpack Backpacks are convenient. They can hold your books, your lunch, and a charge of clothes, leaving your hands free to do other things. Someday, if you don’t mind carrying a heavy load, your backpacks might also power your MP3 player, keep your cell phone running, and maybe even light your way home. Lawrence C. Rome and his colleagues from the University of Pennsylvania in Philadelphia and the Marine Biological Laboratory in Woods Hole, Mass. , have invented a backpack that makes electricity from energy produced while its wearer walks. In military actions, search and-rescue operations, and scientific field studies, people rely increasingly on cell phones, global positioning system (GPS) receivers, night-vision goggles, and other battery-powered devices to get around and do their work. The A. To make the backpack more comfortable for the wearer. B. To put the backpack on the market. C. To test the advantage of the backpack. D. To promote the backpack in a newspaper or on television. [判断题]竣工投运前的验收，在高压出线处验收时，要严格落实防静电措施，作业人员穿屏蔽服作业。（）
A.正确 B.错误 [单选题]电网管理单位应掌握、分析分布式电源接入配变台区状况，确保接入设备满足有关技术标准。
A.正确 B.错误 C./ D./ E./ F./ [判断题]信道噪声当传输信号时，它叠加与信号之上对其干扰，因此信道噪声是一种加性噪声。
A.正确 B.错误 [多选题]下列关于询问自然灾害事故分类要素的说法错误的是( )。
A.遇到地震灾害事故,接警员应根据台风、洪涝等其他自然灾害事故所导致的倒塌事故、水域事故、危险化学品泄漏事故、排除积水求助、拆除危险物求助等相关警情类型,仔细询问分类要素。 B.遇到台风、洪涝等其他自然灾害事故,接警员应根据台风、洪涝等其他自然灾害事故所导致的倒塌事故、水域事故、危险化学品泄漏事故、排除积水求助、拆除危险物求助等相关警情类型,仔细询问分类要素。 C.遇到地震灾害事故,接警员应仔细询问倒塌建筑的类型,建筑结构,场所类型,倒塌面积,地震波及的范围,地震所引发的火灾、危险化学品泄漏等次生灾害情况等内容。 D.遇到台风、洪涝等其他自然灾害事故,接警员应仔细询问倒塌建筑的类型,建筑结构,场所类型,倒塌面积,地震波及的范围,地震所引发的火灾、危险化学品泄漏等次生灾害情况等内容。 [判断题]常染色体显性遗传病，如子女未发病，其后代通常不再发病。
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