题目内容

患者,女,26岁,面黄、乏力、皮肤紫癜一年,体检巩膜轻度黄染,Hb60g/L,RBC1.8×109/L,WBC4.6×109/L,PLT36×109/L,Coombs实验(+),尿Rous实验(-),骨髓有核细胞增生明显活跃,粒系比例、分布正常,红系占0.32,分布大致正常,成熟红细胞畸形较明显,可见较多球形红细胞及泪滴状红细胞,巨核细胞96个,其中颗粒型0.92,裸核0.08,未见产板型,该患者最可能的诊断是()

A. 缺铁性贫血
B. 巨幼细胞性贫血
C. 特发性血小板减少性紫癜
D. 弥散性血管内溶血
Evens综合征

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Which two statements about the Wi-Fi Multimedia (WMM) standard are true?()

A. Lower-priority traffic is assigned short interframe wait-timers to allow higher-priority traffic access to the wireless network first.
B. Packets that are not assigned to a specific access category are categorized by default as the background access category.
C. The WMM standard was implemented after the 802.11e standard was approved to provide support for non 802.11e devices.
D. WMM is a Wi-Fi Alliance standard that was implemented before the 802.11e standard was approved.
E. WMM uses Enhanced DCF (EDCF) to stipulate fixed and random wait times for the different access classes.

标准Q3、F&f网管接口功能由()板提供,机架告警单元的告警信号来自()板。

有的未成年病人进行皮肤、软骨移植存活后,可能有随机体同步增长的能力。()

A. 正确
B. 错误

A市的甲与B市的乙订立买卖合同,约定出卖人甲出售500箱景德镇高档瓷器交给乙,由甲负责运输,运送车队应于7月10日从A市开出。后甲到7月12日才电话通知乙车队刚出发,正将瓷器运往B市乙处。乙称由于甲违约要求解除合同,瓷器不需要运过来了。正在此时,C市的丁告诉甲急需400箱景德镇高档瓷器,于是甲通过手机与车队队长联系,即刻将装有400箱瓷器的5辆车开往C市,剩下的2辆车开回A市。车队在开往C市的途中恰遇山洪爆发,400箱瓷器全部被毁。开回A市的2辆车在途中被车匪路霸拦截抢走60箱瓷器。 被车匪路霸拦截抢走60箱瓷器的风险由谁承担?()

A. 甲
B. 乙
C. 车队
D. 由甲、乙、车队三方公平分担

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