英语语法分析

Liquid dressing; Polyurethane gelatum pads; Bedsore in operation patients; Application.

液体敷料；聚氨酯凝胶垫；手术压疮；应用。

OBJECTIVE: to prepare paeonol gelatum and to establish a method for its quality control.

目的：制备丹皮酚凝胶，并建立其质量控制方法。

Objective: to observe acute peroral toxicity of gelatum in the cooling vest for the submarine crew.

目的：观察潜艇艇员冷却背心装填物凝胶经口急性毒性。