这里着重介绍了辊式校平机的结构形式、使用特点、设计计算等。
This article primarily introduces the structure type, operation feature as well as design calculations of the device.
详细阐述了便携式可伸缩校导尺的设计构思并给出其设计图样，介绍了该设计的整体结构、材料选用、制作工艺及优势。
A minute exposition of portable retractable guide ruler in its design conception, design drawing, whole structure, material selection, manufacture technology and advantages is fully comprehensioned.
笔者谈了校企联合办学，实行“订单式”培养的必要性、具体实施步骤和实施的意义。
The writer tells about the school-enterprise joint school-running and the necessity, steps and significance of the ordering-list type training.
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