The calibration system utilizes the combination of advantages of optimal thresholding and contour tracking to analyze the image of air bubble and recognize its features.

本系统采用最优阈值变换提取目标物体轮廓，完成了一个能够实现对气泡的偏移进行检测和对图像的状态进行模式识别的图像处理和识别系统。

youdao

Obstruction of the circulatory system caused by an air bubble as e. g. accidentally during surgery or hypodermic injection or as a complication from scuba diving.

进入静脉的气泡所造成的循环阻塞，气泡通常是通过伤口进入的。

youdao

Apparently there was an air bubble somewhere in their fuel system that was turning this rather simple routine into an all-day affair of filling up and emptying out jerry cans.

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