_____ is often the Case with the old, my grandmother is into talking about good old days. [ ]

A. When

B. As

C. That

D. Which

交联温度一般是指带钢的（）而不是炉膛温度，更不是炉体中某参考点的温度。

A.平直度

B.最高表面温度

C.标准湿度

D.剥离强度