行广泛性子宫切除术时，不易损伤输尿管的 手术步骤是（  ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25960' and id < 2177294 and id<>'2177294' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25960' and id > 2177294 and id<>'2177294' order by id asc limit 5