在下列情况下,禁止装炮的是()。
A.炮孔位置、角度、方向、深度符合要求者
B.孔内岩粉未清除
C.孔内温度不超过35℃
D.炮区内的其他人员已撤离
参考答案:B
根据句意和首字母填空。
1. Li Lei won first p________ in the speech competition.
2. At the college, he m________ in English.
3. Tiger Woods started g________ when he was only ten months old.
4. It is u________ for this girl to know so much about math.
5. The old woman t________ the USA and she had a good trip.
6. She held the world r________ for sneezing.
门诊就诊病人,主要从下列哪项入手()。
A.病史采集
B.CT
C.磁共振检查
D."B"超
E.实验室检查