f a Cisco switch is configured with VTPv1 in transparent mode， what is done with received VTP advertisements？（） ["They are discarded","The contents are altered to reflect the switch’s own VTP database and then they are forward out all trunking ports","The changes within the advertisements are made to the switch’s VTP database.","The contents are ignored and they are forwarded out all trunking ports."]
简述企业选择核心价值观应考虑的因素。
存货成本主要包括（）三部分。 ["管理成本","短缺成本","取得成本","储存成本"]
摹状手势
制备亲和柱时，应首先选用的配基是（） ["大分子的","小分子的","中等大小的","不确定"]
沉积分异作用
