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The urethra dilatation catheter comprises an epitheca and a hole closing device arranged in the epitheca.
所述尿道扩张导管包括设置在所述扩张导管内的上皮和闭孔装置。
youdao
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The urethra dilatation catheter comprises an epitheca and a hole closing device arranged in the epitheca.
所述尿道扩张导管包括设置在所述扩张导管内的上皮和闭孔装置。
youdao