《六一诗话》
Which the two are true about the JSTL core iteration custom tags？（） [" It may iterate over arrays， collections， maps and strings."," The body of the tag may contain EL code， but not scripting code."," When looping over collections， a loop status object may be used in the tag body."," It may iterate over a map， but only the key of the mapping may be used in the tag body."," When looping over integers （for example begin1=’1’ end=’10’）， a loop status object may not be used in the tag body."]
如何检查液压油油位？
心肺复苏操作时不正确的是：（） ["按压部位为两乳头联线的胸骨中心","按压频率至少100次\/min","按压和通气比30：2","评估时间不超过10S","按压时使胸骨下陷至少3~4cm"]
You have a server named Server1 that runs Windows Server 2012 R2. Server1 has the Hyper-V server role installed. You need to configure storage for a virtual machine to meet the following requirements： （1）Support up to 3 TB of data on a single hard disk. （2）Allocate disk space as needed. （3）Use a portable storage format. What should you configure？（） ["A pass-through disk","A fixed-size VHD","A dynamically expanding VHD","A fixed-size VHDX","A dynamically expanding VHDX"]
简述黄金市场价格的影响因素。
