英语语法分析

Hydrocortisone kept the normal plasma osmolarity (P<0.001).

氢化可的松维持正常血浆渗透压（P<0.001）。

They also recommend fluid replacement solutions made from what are called low-osmolarity oral rehydration salts.

他们还建议用口服补充液疗法来补充水分。

AIM: To investigate the relationship between osmolarity, cell volume and cell proliferation in nasopharyngeal carcinoma cells.

目的：研究渗透压、细胞容积与鼻咽癌细胞增殖的关系。