海上撤离系统能使人员在蒲氏风级为()级的海况下正常撤离。
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患者,女,75岁,高血压病30余年,平日血压控制在140/90mmHg,糖尿病4年,应用降糖药物控制血糖。近半年来常于劳累时感心前区闷痛,持续1~2分钟,休息后缓解,未予诊治。4小时前突感胃疼伴烧灼感,伴大汗,恶心呕吐1次,呕吐物为胃内容物。急诊入院。查BP:110/65mmHg,心电图示V1~V5导联ST段弓背向上抬高,CK:3240IU/L,CK-MB:398IU/L。诊断为急性心肌梗死,即刻给予溶栓治疗,胸痛逐渐减轻。入院当日责任护士给予患者的护理措施不妥的是()
A. 绝对卧床休息
B. 制订患者活动计划,锻炼并提高其活动量
C. 观察心前区疼痛变化和心肌酶的变化
D. 给予鼻导管吸氧
E. 持续心电监护
Your company has an IPv6 network that has 25 segments. You deploy a server on the IPv6 network.You need to ensure that the server can communicate with all segments on the IPv6 network. What should you do?()
A. Configure the IPv6 address as fd00::2b0:d0ff:fee9:4143/8.
B. Configure the IPv6 address as fe80::2b0:d0ff:fee9:4143/64.
Configure the IPv6 address as ff80::2b0:d0ff:fee9:4143/64.
D. Configure the IPv6 address as 0000::2b0:d0ff:fee9:4143/64.
在DNA复制中,()可防止单链模板重新缔合和核酸酶的攻击。
智能变送器采用手操器校验时,回路中串接一()欧姆电阻。
A. 360
B. 100
C. 250
D. 500