来自美国的研究人员针对发育障碍学龄前儿童在社交互动中的语言沟通障碍,开展了一项关于辅助沟通系统(AAC)干预效果的研究。该研究采用高科技彩色照片视觉场景显示(VSDs)结合最少到最多提示策略,在歌唱活动中显著提升了6名自闭症等发育障碍儿童的符号性 ...
Following the launch of its Movitrac LTP B HVAC, or heating ventilation and air-conditioning, variable-speed drives (VSDs) last year, automation manufacturer SEW-Eurodrive says the demand from the ...