To accurately pick up the edge of subminiature accessory image, and build a well base for precise measure detection.

准确地提取微型零件的边缘，为图像的精密尺寸检测奠定基础。

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The Irishman struck two scorchers from the edge of the area in the first half and revealed afterwards that the team's hard work in training in the build-up to the game had certainly paid off.

爱尔兰人上半场在禁区边缘打出了2脚世界波，他说球队每天刻苦的训练在比赛中得到了回报。

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How soon that potential is translated into silverware may depend on the old problem, finding a cutting edge to finish off the gloriously smooth build-up play.

这种潜力到底多久才能变成奖杯，也许还要看看一个老问题，如何为华丽流畅的比赛找一个利落的终结者。

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Algeria, who qualified for the finals via a play-off victory over Egypt, showed plenty of promise in their build-up play, only for most of their attacks to fizzle out on the edge of the penalty area.

BBC: USA 1-0 Algeria

It would be an understatement to say there's been a long build-up to the moment when Voyager 1 ventures into interstellar space: scientists thought the probe was on the edge back in 2010, and we've been waiting for the official milestone ever since.

ENGADGET: AGU study says Voyager 1 has reached interstellar space, but NASA remains skeptical