“两只黄鹂鸣翠柳，一行白鸳上青天”让人体验到的美属于（） ["科学美","自然美","社会美","艺术美"]
A financial customer has three data centers that are approximately five kilometers apart. Their SAP application data needs to be kept synchronized within 10 milliseconds between the three sites. Which of the following solutions satisfies the customer's recovery time objective?（） [" DS8700 systems at each site running Metro Mirror"," DS5300 systems at each site running Metro Mirror"," DS5100 systems at each site running Global Mirror"," XIV systems at each site running synchronous mirroring"]
女性，42岁。拟行阑尾切除术，在腰麻开始后不久，收缩压从麻醉前的14.7kPa（ll0mmHg）下降至11.7kPa（88mmHg），此时应从静脉输液中加人哪一种药物（） ["间轻胺","麻黄碱","肾上腺素","多巴胺","去甲肾上腺素"]
小额电子资金划拨系统主要应用于（） ["BtoB电子商务","BtoC电子商务","BtoG电子商务","BtoE电子商务"]
A customer wants to install data deduplication and is currently backing up 100 MB of data per night and 300 MB of data per week. They require 100mb/sec of throughput to achieve this backup in their backup window. They have very limited rack space and can only offer 4U space in one of their existing racks. Which ProtecTIER product set best suits this customer?（） ["TS3500","TS7610","TS7650G","TS7650A"]
跳远按起跳后空中动作不同，分（）、（）和（）等姿势。
