本文提出用切断法解连续桁架的方法，并认为这一逐次渐近解法是解算连续桁架的计算方法中最简单的一种方法。
A method to analyse continuous trusses using cutting method is suggested in this paper, and it is recommended as the simplest method for calculation of continuous trusses.
术后4 ~ 6年为高发时间，结扎方法以输卵管折叠结扎切断法发病率最高，异位妊娠部位以壶腹部着床者居多。
After 4 to 6 years for the high time, tubal ligation method to fold the highest incidence of ligation method, part of the ampullary ectopic pregnancy implantation were most welcome.
结论双孔法胸腔镜内脏大小神经切断治疗癌性腹痛，疗效确切，创伤小，并发症少，值得推广。
Conclusion Thoracoscopic Law offal holes the size of nerve in treatment of cancer pain, and effective, less invasive, fewer complications, it is worth promoting.
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