Which three objectives would be met by designing Layer 3 switching in the Campus Backbone of a medium size installation?（） [" scale to a large size"," increase router peering"," provide a flexible topology with no spanning tree loops"," control broadcasts in the backbone"]
在企业未设置“燃料及动力”成本项目的情况下，生产车间发生的直接用于产品生产的动力费用，应借记的帐户是（）。 ["“辅助生产成本”","“制造费用”","“基本生产成本”","“管理费用&rdquo"]
化学化石
人际关系。
监理文件不属于建设项目文件归档范围。
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