蛋白质一热能营养不良的最初症状（）。 ["肌肉张力低下","智力发育呆滞","身长低于正常","运动功能发育迟缓","体重不增"]
验电时要用规格相应的（）专用验电器。 ["电压等级","长度","颜色","电流强度"]
Refer to the exhibit. Which two of these are correct regarding the recommended practice for distribution layer design？（） ["use a redundant link to the core","use a Layer 2 link between distribution switches","never use a redundant link to the core because of convergence issues","use a Layer 3 link between distribution switches with route summarization","use a Layer 3 link between distribution switches without route summarizatio"]
社区获得性肺炎
亮晶异化石灰岩和微晶异化石灰岩。
危机介入模式的满足条件？
