将止血、消瘀、宁血、补血确立为通治血证之大纲的医籍是()
A.《景岳全书》
B.《医学正传》
C.《先醒斋医学广笔记》
D.《丹溪心法》
E.《血证论》
参考答案:E
爆破前必须将电钻和电缆移至距放炮地点()米以外的安全地点,并加以保护
A、20
B、30
C、40
D、50
Clouds form().
A.as a mass of warm,humid air rises into the atmosphere and cools,condensing moisture into small droplets
B.as winds blow across bodies of water,the sun causes the moisture to be absorbed and move upward forming clouds
C.dry air compresses moisture from the atmosphere into clouds
D.when the relative humidity of the atmosphere is low