The snap effect visible in the top chain isn't due to some inaccuracy in the IK calculation, but is just down to a simple geometrical effect.

上面的骨骼链突然跳的效果并不是因为IK的计算不够精确，而是因为一个简单的几何学效应。

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"Four years ago we found that only 1% of kids' meals at the top chain restaurants were healthy, and now 3% are healthy, " Wootan said.

CNN: 'Obesity on the menu' for kids, group says

Bailian Group of Shanghai, whose domestically well-known businesses include the Shanghai Friendship Group and Lianhua Supermarket, led a list of top chain stores in China published by the China Chain Store and Franchise Association earlier this month.

FORBES: Bailian Tops List Of China's Biggest Chain Stores; Walmart, Yum! Make The Top 10

In Kosovo, the tribunal's prosecutors are determined to nail those at the top of the chain of command, then work down to the smaller fry.

ECONOMIST: Nailing the war-criminals