Microfilms might even take over from the libraries one day.

缩微胶卷甚至可能有朝一日取代图书馆。

Microfilms can be used in projection plate-making systems.

微摄菲林可以用于投影制版系统上。

At the bottom of the basket, lay three microfilms, each in a metal case.

篮子的最下面，放着三个缩微胶卷，每卷都用金属外壳装着。

It currently contains more than 13 million volumes, manu scripts, and microfilms.

目前，它包含超过13万册，手稿，以及缩微胶片。

Doctoral theses and dissertations are not available from University Microfilms International or a national repository or even the institution's own library, if it has one.

无法在国际或国内的论文库里查询到该校学生的博士学位论文，甚至在它自己的图书管里也查不到——如果它有图书馆的话。