您要查找的是不是：
- visual fusion frequency 熔接频率
- Four dependent measures were Critical Fusion Frequency value (CFF value), subjective visual fatigue, identification performance and attention. 因变项为：CFF值、视觉疲劳主观评量、文字辨识绩效、注意力。
- The two currently widely used indexes, Near Point Distance (NP) and Critical Flicker Fusion Frequency (CFF), have their intrinsic defects. 目前广泛使用的调节近点距离和闪烁融合频率这二项评价视觉疲劳的指标存在着固有的缺欠。
- Evaluation criteria were subjective assessments, near point accommodation (NPA), critical fusion frequency (CFF) and work performance. 衡量效标则包括主观评比、近点调节值(NPA)、闪光融合阈值(CFF)和作业绩效。
- Furthermore, self-managed rest pattern would also be the best pattern in using near point accommodation (NPA), critical fusion frequency (CFF) as response variables. 而在客观眼睛疲劳数据(CFF差异值、NPA差异值)显示，在自主式休息模式的情况下，眼睛最不容易疲劳。
- critical flicker fusion frequency 临界闪烁融合频率
- critical fusion frequency(flicker fusion threshold) 临界融合频率
- Her designs have a strong visual appeal. 她的设计在视觉上很有感染力。
- Americans are the fusion of many different races. 美国人是各种种族人的熔合体。
- Experimental Research on Audio Visual Fusion and on Model Asynchrony for Raising Speech Recognition Rate 双模型语音识别中的听视觉合成和模型同步异步性实验研究
- Telescopes and microscopes are visual instruments. 望远镜和显微镜是光学仪器。
- Near-sightedness is a visual defect. 近视是一个视力缺陷。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- Primary school teachers use a lot of visual aids. 小学教师使用大量的视觉教具。
- He varied the transmission frequency. 他变换了无线电传送的频率。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- His work is a fusion of several different styles of music. 他的作品是几种不同音乐风格的融合。
- Aerial navigation by visual identification of landmarks. 地标领航用可视地标来进行飞机航行
- The fusion of copper and zinc makes the metal brass. 铜和锌的熔化制成黄铜。
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
