英语语法分析

Objective:To investigate the effect of polygeline on the hypovolemic shock.

目的：研究聚明胶肽应用于低血容量休克的扩容效果。

Many are hypovolemic due to a pressure-induced natriuresis - give them fluids and avoid diuretics.

很多患者因为压力导致的利尿作用，往往存在血容量不足，补液同时避免使用利尿剂。

Patients placed in the sitting position for a surgical procedure may become hypotensive, especially if hypovolemic.

作为手术的病人容易发生低血压，特别是容量不足时。