抗甲亢药物治疗一般疗程是()。
A.症状缓解即可停药
B.症状缓解后3个月
C.症状缓解后半年
D.疗程>一年
E.疗程>一年半
参考答案:E
When the journalists caught up with the soldiers along the broken road finally,they ___ towards the earthquake - hit town at high speed.
A.advanced
B.were advancing
C.are advancing
D.were advanced
当设备与管道内的介质温度高于周围空气温度时,应进行保温。当Dg<100mm经合理保温后的热损失只为裸管散热损失的( )。
A.16%-20%
B.10%左右
C.20%-30%
D.50%以下