yī / shēng / xū / yào / gēn / jù / bìng / rén / de / shèn / tòu / yā / lái / tiáo / zhěng / shū / yè / fāng / àn医生需要根据病人的渗透压来调整输液方案。The doctor needs to adjust the infusion plan according to the patient's osmotic pressure.