【单选题】直视钳穿法输精管结扎术,固定、暴露输精管的步骤5是
【单选题】You'd better have the dog surveyed before you offer to buy it.
【简答题】用特制钳将输精管剥离,暴露赤裸的输精管,将钳之一叶刺入输精管腔,游离1.5cm长之输精管
【简答题】A.分离钳刺入输精管前壁,夹住输精管前壁,用固定钳提出输精管 B.用分离钳1次分开阴囊皮肤和输精管各层组织 C.分层隔离,还纳输精管,皮肤裂口不缝合 D.游离1.5cm,输精管,直视钳穿法输精管结扎术的手术步骤 E.压挫、结扎、切除输精管1.5cm 输精管结扎术的手术步骤第一步为
【单选题】Their class is __ a camera, a TV and a computer.
【单选题】The Pacific Northwest is ______ with a mild maritime climate like that of Britain.