直肠癌下缘距齿状线4cm的治疗宜采取()
A.Dixon手术
B.Miles手术
C.Duhamel手术
D.局部切除术
E."拖出式"直肠癌切除术
参考答案:B
()是指在生产过程中,改变生产对象的形状、尺寸、相对位置和性质等,使其成为成品或半成品的过程。
In Copenhagen,the UN climate conference grew more tense and divisive asthe developing countries
didn't trust the promises made by the industrial countries to_____ greenhouse gas emission (排放) . [ ]
A. cut out
B. cut down
C. cut off
D. cut up