Analysis and Solution for Eliminating Impotence of Tractors with Rototiller;
拖拉机带旋耕机“无力”问题的分析与解决
To study the ultrapothological changes of skeletal myofibril in human myoasthenia.
为研究肌无力症患者骨骼肌纤维的超微病理变化,采用超薄切片透射电镜观察分析法。
Results Gastric atrony usually occurred during 3～12 days postoperative.
目的探讨腹部手术后胃无力症的发病原因、机制、诊断和治疗方法。