我国气象部门为做好暴雨分析和服务,一般规定24小时降水量达到多少称为暴雨?() A.50毫米或以上
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男性,51岁,发现多囊肾、多囊肝20余年,一年来出现慢性肾衰竭,准备近期行肾移植手术
患者伴有下列哪一种情况不宜行此手术治疗
A. 中度腹水
B. 少量胸腔积液
C. 伴有慢性前列腺炎
D. 贫血,血红蛋白70g/L
E. 伴有胃、十二指肠溃疡
Which of thefollowing statements about asteroids is NOT ture?
A The WISE telescope can catch and take pictures of them.
B They do not reflect light that reaches them.
C They float through spacegiving off visible light.
D They are invisible to ordinary cameras.