The symptom checklist 90(SCL 90) and neurobehavior evaluation system(NES C2) were used to measure the mood state, mental arithmetic, symbol substitution and visual retention factors.
应用SCL- 90量表及神经行为测试系统（NES- C2 ）测量舰员与学员出海前后的情感状态、心算、符号译码、视觉保留等因子。
On the basis of the visual variables of map symbol and the represent grade of map elements, this paper introduces the inference model of point symbol design in map design Expert System.
本文以地图符号的视觉变量和地图要素的表示等级为依据，详细介绍了地图设计专家系统中点状符号设计的推理模型。
"Graphic language" is a symbol system which enables preschool children to express themselves in a visual way through drawings and illustrations.
学龄前儿童的“图形语言”，指的是包括绘画、图解等形式在内的，可用于儿童自我表达与表现的视觉符号体系。
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