《继电保护和电网安全自动装置现场工作保安规定》要求,在检验继电保护和电网安全自动装置时,凡与其他运行设备二次回路相连的压板和接线应有明显标记,应按()断开或短路有关回路,并做好记录。
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A red triangular daymark marks ().
A. the centerline of a navigable channel
B. the starboard side of a channel
C. a prominent object of navigational interest that has no lateral significance
D. an area of a channel where passing another vessel is permitted
地位是指在正式组织结构中的职位。
A. 正确
B. 错误
患者,男性,22岁。因发热、伴淋巴结无痛进行性肿大2个月入院。既往无输血史。入院后确诊为非霍奇金淋巴瘤。给予化疗和放疗治疗后,病情明显好转。三个月后又复发、高热、伴消化道出血。淋巴结、肝、脾大。化验全血细胞减少,周围血见到幼稚淋巴细胞,骨穿确诊为淋巴瘤合并淋巴肉瘤白血病。立即给予化疗,因血小板10×109/L,连续输注血小板2次,出血症状未见改善,血小板数量不增,考虑患者血小板输注无效。患者血小板输注无效的原因()
A. 发烧、肝、脾大
B. 自身抗体
C. 药物性抗体
D. HLA抗体
E. HPA抗体
You have a DNS server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 hosts a primary zone for contoso.com. On Server1, you update the host (A) record for server2.contoso.com to have a new IP address. On Server1, you run Ping server2.contoso.com from a command prompt and the old IP address for Server2 is returned. You need to ensure that the new IP address for Server2 resolves correctly on Server1. What should you do?()
A. Run Nbtstat C
B. Run Ipconfig /flushdns.
C. Restart the DNS Server service.
D. Open the DNS snap-in, right-click on the server and click ClearCache.