参考答案:C
Which of the following operations need to be entered on the Oil Record Book Part I?()
(1) Cleaning of fuel oil tanks
(2) Internal transfer of fuel oil
患者,男,74岁,右侧腹股沟区可复性肿块8年。查体:患者直立时,在腹股沟内侧端、耻骨结节上外方有一4cm×4cm半球形肿物,未进入阴囊,平卧后自行消失。
该患者最有效的治疗方法是()。我来回答:
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