Analyze the etiology, therapeutic methods and curative effect of postoperative gastroplegia syndrome (PGS) after radical colectomy and proctectomy.
分析结直肠癌术后胃瘫综合征（PGS）发生的病因、治疗方法和疗效。
Objective to investigate the etiology, diagnosis and treatment of postoperative gastroparesis syndrome (PGS) after biliary-pancreas surgery.
目的探讨胆胰术后胃瘫综合征发生的病因、诊断方法、治疗手段和疗效。
The Pulse Generators PGs are equipped to detect the rotor frequency of induction traction motors for the torque control in railway vehicle traction field.
铁道机车车辆牵引领域中的转矩控制是利用脉冲发生器（PG）来检测牵引感应电动机的转子频率。
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