Figure 7b shows how you can create hard edges by using 24 normals, 4 per side.

图7 b展示了如何为每边使用4条法线——共24条，从而创建棱角分明的边线。

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In a large Dutch oven over high, heat the oil. Add the brisket and sear until browned all over, 3 to 4 minutes per side.

找一只大的荷兰烤肉锅，把油加热，放入牛肉煎到每一面呈棕黄，每面大概3 - 4分钟。

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Fish on the grill needs to be attended very closely and only takes a few minutes per side.

烤架上的鱼需要密切关注，每一面仅需几分钟便可烤好。

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Cook until the skin crisps and the flesh cooks through, a couple of minutes per side.

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Grill, turning once, until richly browned and done to your liking, about 2-3 minutes per side for medium.

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