in five cases with cervical herniation, the positive sign disappeared basically.
颈椎病患者癥状和阳性体征基本消失;
it analyses spiht. a multilayer & progressive image compression & coding method based modified spiht is presented by use of image smoothing and by the positive sign of coefficients after flwt.
分析了spiht算法,利用图像平滑技术与自适应快速提升小波变换后低频系数的符号特点,提出了一种基于改进型spiht的分层渐进图像压缩方法。
the circulating power load reduced the efficiency of the positive sign mechanism, and the gear system will be self-locked in some conditions.
循环功率流不仅降低了正号机构的效率,而且在某种情况下还会使轮系自锁。