【单选题】以下 TCP 熟知 端口 号错误的是()?
【单选题】有一位客户打来电话说他的汽车发生的故障已经修了几次仍没有修好。服务顾问首先应当做什么( )
D.
向客户解释说,有时一个故障可能要经过多次努力才能修复
【简答题】A.1000bit/s B.5000bit/s C.8000bit/s D.10000bit/s
【单选题】What are the components that confer extracellular matrix strength and toughness respectively?
B.
Proteoglycan and Glycosaminoglycan
C.
Laminin and Fibronectin
【简答题】extracellular matrix,ECM (细胞外基质)
【简答题】What are the main components and functions of extracellular matrix?