ZTU series of Turbine Propeller are used as cycle stirring devices for lying pulp chest in paper making industry to keep fiber in suspension and also well-distributed.

ZTU系列涡轮式推进器用于制浆造纸工业作为卧式浆池的循环搅拌装置。以使纤维保持悬浮状态，保证纸浆的组成部分在浆料中均匀分布。

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She was on the ground floor, her bed so close to the window that I could watch her chest rise and fall the way I watched the grass on their lawn stirring in the wind.

NEWYORKER: The Other Place