结果：48侧A- H肾盂成形术病人术后复查肾盂明显缩小，肾功能改善，电视动态观察UPJ处蠕动良好。
Results:On post operative check the renal pelvis obviously lessened in the 48 A H pyeloplasty cases, the renal function improved, and the peristalsis at the UPJ was fine on the screen.
为了在加工中获得良好的表面质量和大的材料去除率，本文开展了蠕动进给超声磨削工程陶瓷参数优化的基础研究。
In order to get low surface roughness and high material remove rate, basic research on the optimization of process parameters in creep feed ultrasonic grinding engineering ceramics was conducted.
之后利用实验台进行了微机器人的模拟运行实验，实验证明实验台能够很好地模拟人体肠道的部分特性，而且蠕动传动简单模拟效果良好。
Then, the experiments of the imitated operation have been carried out with using the present tester. The results show that the tester can imitate some characteristics of the intestines wall…
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