自移灯杆自动上下料工作台，实现一人上料功能，极大节省人工，适合批量标准件生产。
Automatically to up and down the material platform, to realize one feeding function, Greatly save labor, Suitable for batch prodution of standard components.
前者的髌骨外移和外旋均明显增加，说明本组患者功能活动时髌骨失衡。
Increased lateral patellar translation and lateral patellar spin in subjects with patellofemoral pain suggest that the patella is not adequately balanced during functional activities in this group.
研究基于小波变换有效提取信号瞬变特性的功能，对数字调制移相键控(PSK)信号进行符号速率估计。
Studies the function of wavelet transform (WT) that can effectively distill the transient characteristics of digital signals to estimate the symbol rate of PSK signals.
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