The blind - ending bifid ureter is a rare congenital anomaly of urinary system.摘要盲枝输尿管裂是一种极为少见的泌尿系统的先天异常.Conclusion Ureter orthopedics and reduction are ideal for the treatment retrocaval ureter.结论下腔静脉后输尿管复位矫形手术可获较好疗效.Pu...
Snow is sometimes found all summer long upon the highest peaks.有时候山峰上整个夏天都有积雪。...the snow-capped Himalayan peaks.覆盖着皑皑白雪的喜马拉雅山峰The business cycle is a series of peaks and troughs.商业周期是一系列的高峰期和低谷期。...the snow-covered peak...
讨论了一种用于电子显微镜系统的发叉形Y2O3阴极的制备工艺及主要性能测试结果.This paper introduces a hairpin Y 2 O 3 cathode used for electronic microscope systems.我想是阴极的材料和生产流程制造了大部分的区别.Isuspect the cathode material and processing makes the biggestdifferenc...