剪切机刃口()时,会使剪切力增大。
参考答案:变钝
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下列哪项肾结核手术的治疗原则是不正确的()
A.术中尽量保存肾正常组织
B.手术前足够抗结核药物
C.手术后足够抗结核药物
D.有附睾结核存在不切除病肾
E.无泌尿男性生殖系统以外活动病灶存在