wheel concentration的意思|示意

In this paper, new wagon wheel grain configuration has been suggested in order to improve rocket's concentration and propellent loading density.

该文针对提高火箭密集度及装填密度的要求，设计了双辐条轮孔装药药型。

Floc concentration distribution in a dynamic flocculator with a flat vane wheel was measured experimentally.

实验测定了平直叶轮动态混合絮凝器内絮团浓度的空间分布。