钢筋电弧焊分为()
A、绑条焊
B、搭接双面焊
C、搭接单面焊
D、气体焊
参考答案:A, B, C
With drink and food ____, the prisoner had to walk out of the cave where he was hiding.
A.run out
B.run out of
C.running out
D.running out of
造成唇裂术后继发畸形的常见原因不包括()
A.施行唇裂修补术时患儿年龄过小,术后哭闹严重
B.唇裂修补术时不够精细
C.第一次修补术后切口感染、裂开
D.手术方法选择不当
E.术后抗生素使用不当