近视眼在屈光检查前必须行远雾视,是因为(),因而产生不能放松的调节张力。
A. 戴镜看远需要调节
B. 不戴镜看近需要调节
C. 看远看近都需要调节
D. 睫状肌无力
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A customer has a Power 770 running an SAP ERP workload on AIX 7. It has a single partition with 12 cores and 48GB of memory and the CPU is underutilized at 46% with 1000 users. Memory utilization is at 80%. The number of users will increase to 1700, increasing memory utilization by 37%. Which of the following supports this requirement?()
Active Memory Server
B. Active Memory Sharing
C. Active Memory Pooling
D. Active Memory Expansio
.临修时,侧柱连铁截换时,接口错位不大于2mm,接口下角须高出侧梁平面()以上。
A. 150mm
B. 200mm
C. 250mm
D. 300mm