【简答题】TCP/IP 体系结构的传输层上定义的两个传输协议为 和 .
【判断题】当流体呈湍流流动时, α 值随Re的增大而增大。
【判断题】当流体呈湍流流动时,α值随Re的增大而增大。
【简答题】Fill in the blanks with the expressions given below. Change the form where necessary. Each expression can be used only once. We chatted for half an hour before he finally _______. He wanted to work as...