由于他父母不同意他主修体育,威廉只得把土木工程作为第二选择。
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确定采用不平衡报价法后A、B分项工程单价及预期效益。
According to some nutrition researchers, the vegetable prescription program will have limited effect on obesity if carried out______.
FTTx+LAN是实现宽带接入的常用方法,基本结构如图l一2所示。本方案采用DHCP来分配网络地址。DHCP是(1) 协议的一个扩展,便于客户自动从服务器获取IP地址和相关设置,其中实现IP,地址动态分配的过程如下:(①一④未按顺序排列)①客户设置服务器ID和IP地址,并发送给服务器一个DHCPREQtJEST报文。②客户端向服务器广播DHCPDISCOVER报文,此报文源地址为 (2) ,目标地址为(3) 。③服务器返回DHCPACK报文。④服务器返回DHCPOFFER报文。客户收到的数据包中应包含客户的 (4) 地址,后面跟着服务器能提供的IP地址、子网掩码、租约期限以及DHCP服务器的 (5) 地址。客户进行ARP检测,如果觉得有问题,发送DHCPDECLINE报文;如果觉得没有问题,就接受这个配置参数。
Some young married couples are choosing not to have children, because they think that children bring them more misery than joy; others think otherwise. Tell why you think the two groups of married couples have such different viewpoints. Which do you prefer? Explain your reasons. Write you essay no less than 250 words.