The network environment has caused huge revolution of the library work, which puts forward higher requirements fir the librarians, and the continuous education has become a urgent and difficult task.
网络环境引发了图书馆工作的巨大变革，对图书馆工作人员提出了更高要求，继续教育将是一项紧迫而又艰巨的任务。
This machine is a double pressing and prepressing type capable of automatic revolution and continuous pressing raw material in particle form into tablets.
本机是一种双压式自动旋转，连续压片的机器，将颗粒状原料压制成各种片剂。
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