pericardial effusion短语¹³¹⁶²⁰⁺³ 基本例句 心包积液,心包腔积液,心包渗出物 Objective: To explore the method for pericardiocentesis and drainage, the duration, posture of drainage and the fluid volume in pericardial effusion patients. 目的：探讨心包穿刺引流术的方法、引流时间、引流体位、引流量的控制。 cnki