Designed to provide a thorough mixing of the product along with ensuring a vertical motion within the mixing tank.

该底部搅拌器设计用于提供在搅拌罐垂直运动，提供全面的产品混合。

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Brazil has in the past declined to follow America down the path of affirmative action, thanks to the widespread view that the country's more thorough mixing of the races means that the legacy of slavery in the two countries is fundamentally different.

ECONOMIST: A dispute over land becomes an argument about race