温度测量仪表的校验和维护,应符合国家计量部门的规定。装用后()年至少应校验一次
A.一
B.二
C.三
参考答案:A
The sum of money is to support companies that will ____ not be able to survive the economic crisis. [ ]
A. therefore
B. otherwise
C. meanwhile
D. though
如颈前区有皮肤缺损,皮瓣选择不恰当的是()
A.颞浅动脉为蒂的额顶部皮瓣
B.颈部局部皮瓣
C.颈肩胛反流轴型皮瓣
D.锁骨上皮瓣
E.斜方肌皮瓣