Smoke movement characteristics in corridor were analyzed.
通过分析走廊内的烟气运动特性；
Objective to study pointing movement characteristics and ergonomics when human upper limb touches different targets on the front board.
目的研究人体上肢对前方平面不同区域目标点的拾取运动特性和工效。
On the ground of movement characteristics of macromolecules during the injection molding process, a thought is put forward that a point will shrink along its flow path.
根据注塑成型过程中高分子的运动特点，提出注塑成型制品的各点在收缩过程中将沿其流动路径进行收缩的观点。
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