increase in density

that towards the centre they increase in density ;

靠近核心的物质密度增大；

Results In acute abdomen, such as abdominal abscess and hollow viscera perforation, the adjacent greater omentum and mesentery showed an increase in density.

结果急腹症中如腹腔脓肿、中空器官穿孔等，病灶周围网、系膜密度增高，呈索条或网格影；

with the increase in density, the settlement of bearing plates is reduced, which has a clear effect of anti-liquefaction;

承压板的沉降量随着密度的增加而减小，说明有承台作用的加固液化土体具有明显的抗液化效果；

The mechanism of increase in density of the sinew of was discussed.

文中还讨论了提高碳化钛骨架筋的致密度的机理。

it shows the dramatic increase in density of stars toward the cluster's center.

它展现了向着星团中心迅速增大的恒星密度。

interaction effects are: an increase in production as the density increased at first, then the downward trend with the increase in density;

互作效应的影响为：产量随着密度的增加而先上升后呈下降趋势；