Match the contemporary university student the mental state characteristic that study.
符合当代大学生学习的心理特征。
So the model can reflect structure characteristic and work state of point rail exactly.
使模型较准确的反映了心轨的结构特性和工作状况。
Air is the gaseous state of matter whose characteristic is mobility.
空气是气态物质其特点是流动性。
Air is the gaseous state of matter whose characteristic is mobility.
空气是气态物质其特点是流动性。
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