Behaviour such as diet records and physical activity accounted for most of the variation in weight loss, although these links differed by race and gender.

类似饮食记录和体育活动的行为在减重中被重视，尽管这种联系存在种族和性别差异。

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In the process of tunnel fire throttling, the variation time sequence of various physical parameters is the bases for accurately modeling the unsteady fire process and fire fighting decision-making.

巷道火灾节流过程中各物理参数变化时序是正确模拟非稳态火灾过程和救灾决策的基础。

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The article makes sure the factors to influence the variation of physical mechanical character of mineral.

该文通过对矿物各类试验，证实影响矿物物理力学性质变化的因素。

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And that could suggest broad physical variation existed happily within one species.

BBC: NEWS | Science/Nature | Skull fuels Homo erectus debate

"By virtue of being small it extends our understanding of the variation of physical features available at that time, " said Professor Potts.

BBC: NEWS | Science/Nature | Skull fuels Homo erectus debate

That same concept can be dropped into cataloging, where even in the old days, when librarians described books within the boundaries of a physical index card, great variation still occurred.

FORBES: The Search for a Concise and All-Encompassing Library Record