阐述影响微生物燃料电池运行效率的因素。
你在局域网中设置某台机器的IP，该局域网的所有机器都属于同一个网段，你想让该机器和其它机器通信，你至少应该设置哪些TCP/IP参数（） [" IP地址"," 子网掩码"," 默认网关"," 首选DNS服务器"]
What two statistics appear in show frame-relay map output?（） [" The number of FECN packets that are received by the router"," The number of BECN packets that are received by the router"," The ip address of the local router"," The value of the local DLCI"," The status of the PVC that is configured on the router"]
如何理解文类的“大体则有”？
某公司供货方提供的信用条款为“2/10，N/40”，但公司决定放弃现金折扣并延期至交易后第45天付款，问公司放弃现金折扣的成本为（）。 ["20.99%","25.20%","36.66%","30%"]
酒花制品优点。。
