水泥回转窑窑体对接，纵向焊缝应互相错开，错开角度不应小于300，窑体错边量不得大于lmm。
参考答案：错
Of all the subjects，I like________history most as it gives me________useful knowledge
of what happened even centuries ago.
A．the；a
B．/；/
C．a；the
D．a；/
连续性规律
