(韩愈的)气盛言宜说
招标文件应当规定一个适当的投标有效期,以保证招标人有足够的时间完成评标和与中标人签订合同。在此时间内,投标人有义务保证投标文件的有效性。投标有效期的起始计算时间为()。 ["投标人提交投标文件截止之日","招标人确定评标之日","投标人接到招标文件之日","招标文件开始发出之日"]
科斯定理
言传知识
Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?() [" Rollover cable"," Console cab le"," Crossover cable"," Straight-through cable"," Serial cable"]
角膜混浊的发展过程?