查询词典 parallelograms

Their ability to draw the picture accurately is impaired especially when the symmetrical axis is tilted. Parallelograms are easily mistaken for line-symmetry diagrams. Point-symmetry diagrams tend to prevent correct identification of line-symmetry diagrams.

学童在画线对称图形另一半的能力有待加强，尤其当对称轴是歪斜时会影响学童画图的准确性；平行四边形易被当成线对称图形，点对称图形也会干扰线对称图形的判定。

The GSP computer-assisted instructional method is used in the former group while the traditional narrative teaching method is utilized in the latter group. The experiment is conducted for 5 weeks, and the teaching content is geometry,(the congruity of two triangles and the properties of parallelograms.) After the five weeks' experiment, a comparison of learning achievements and learning attitudes is made between the two groups. In addition, an investigation of the experimental group's learning attitude computer-assisted instructional method is made.

本实验教学为期五周，内容为国中几何课程，含两三角形全等与平行四边形，经实验教学之后，比较两组学生几何学习成就及数学学习态度之改变和针对实验组使用GSP 电脑辅助学习几何课程的态度调查，研究结果各项资料经统计处理分析之后获得下列三项主要结论

After explaining total design of automated test system for microcircuit , the thesis introduces GPIB standard .

文章在说明了微电路模块自动测试系统的总体设计后，对GPIB标准进行了介绍。

He interceded in my behalf.

他替我说情。