To observe clinical effect and complications of treating ureterolith through aerodynamic trajectory lithotrity by ureterorenoscope(URS).
观尿管肾镜行气压弹道碎石治疗
尿管结石的临床疗效及并发症。
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Corner softening sees sharp edges smoothed-off of a structure to make it more aerodynamic, or small cutouts created on the edges of an structure to " scramble" prevailing winds and reduce the strength of the vortices they create.
它是指将建筑的尖锐边缘磨平,使其更气动力学,或在建筑物的边缘开出小口,以 " 扰乱 " 盛行的风,减少其产生的漩涡的强度。