英语语法分析

The ALD was the average CT value of the 3 zones of lung (including apical, hilus and diaphragm).

以肺尖、肺门、横膈3个区的平均CT值作为平均肺密度(ALD)。

A large number of cells surrounding the CA3 region were migrating to hilus of the dentate gyrus.

CA3区中间层周围及个部附近见大量的细胞正朝门区迁移。

There were 2 cases operated on using dissection secondary branches of splenic pedicle and 12 using the snare to deal with the splenic hilus.

二级脾蒂离断法处理脾蒂2例，圈套器双重结扎法处理脾蒂12例。