The economists Emmanuelle Fauchart and Eric von Hippel report very similar norms for the sharing of recipes among French chefs.

经济学家埃马努埃莱·福沙尔和埃里克·冯·希普尔指出，法国厨师在分享菜谱方面也遵循类似的规范。

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Objective To investigate the mutation of Von Hippel-Ldau(VHL)tumor suppressor gene in peatients with primary sporadic human renal cell carcinoma(RCC).

目的 探讨国人原发性散发性肾透明细胞癌中VHL抑癌基因突变及其意义。

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"There are so many moving parts here, " says Karin von Hippel at the Center for Strategic and International Studies.

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This disconnect from the tools and systems eliminates the aspect of Von Hippel-like user-driven innovation that characterized Analyst 1.0.

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One really exciting thing about user-led innovation is that customers seem willing to donate their creativity freely, says Mr Von Hippel.

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