圆粒岩在该地区具有重要的历史作用。

Puddingstone plays an important historic role in the area.

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嗜铬粒蛋白a调控儿茶酚胺的储存及释放，而且对微血管有直接作用。

Chromogranin a (CHGA) regulates the storage and release of catecholamines and may have direct actions on the microvasculature.

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本文分析讨论浮选过程矿粒-气泡的相互作用，并对作用势能作了计算。

In this paper, the particle-bubble interaction in flotation is analyzed and the potential energies of interaction are calculated.

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