老师用彩色粉笔在黑板上勾勒出中国的边界。
The teacher delineated China on the blackboard with a coloured chalk.
常规超声检查观察肾占位大小、回声、边界、有无彩色血流信号。
The size, echo, boundary and color flow signals of renal lesions were observed by conventional US.
提出了一种用于数字彩色扩印系统的色空间变换和色域边界面确定方法。
New methods for color space conversion of digital color paper printer and its color gamutcalculation were proposed.
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