英汉互译。

1.顺便说一下________________________________________

2.别挂断(电话)________________________________________

3.和某人交朋友________________________________________

4.一天天地________________________________________

5.担心……________________________________________

6.a couple of________________________________________

7.in fact ________________________________________

8.far away________________________________________

9.remember doing sth.________________________________________

10.hear sb. doing sth.________________________________________

过盈配合的压装配合时的压力必须克服轴压入孔内时产生的摩擦力。