用飞机向云层喷洒于冰(固体的CO2)是一种人工降雨的方法。以下列

用飞机向云层喷洒于冰(固体的CO2)是一种人工降雨的方法。以下列出几个物态变化过程:a)干冰迅速吸热升华;b)干冰吸热熔解;c)云层中水蒸气遇冷液化成雨滴;d)云层中水蒸气遇冷凝华成小冰晶;e)水蒸气以干冰为核心凝结成雨滴;f)小冰晶下落遇暖气流熔解成雨滴。在这种人工降雨过程中,发生的物态变化过程为 [    ]

Aac          Badf         Cbc       De

答案

B

相关题目

34. The visitor asked to have his picture taken _________ stood the famous tower
34. The visitor asked to have his picture taken _________ stood the famous tower. A. that     B. what         C. when         D. Where
在被中央电视台曝光的食品安全事件中,一定涉及到有化学变
在被中央电视台曝光的食品安全事件中,一定涉及到有化学变化的是       (   ) A.用淀粉、蔗糖、奶香精等掺和成“假奶粉”   B.用工业石蜡给瓜
如下图所示,某小组同学利用DIS实验装置研究支架上力的分
如下图所示,某小组同学利用DIS实验装置研究支架上力的分解。A、B为两个相同的双向力传感器,该型号传感器在受到拉力时读数为正,受到压力时读数
Tattoos (纹身) and body piercings (穿孔) have moved up on the trend
Tattoos (纹身) and body piercings (穿孔) have moved up on the trend list in recent years.     Around Western schools lots of teens are sporting new holes and “flesh ink” (纹身
When a new disease breaks out,experts must      what to do in the fastest
When a new disease breaks out,experts must      what to do in the fastest way.     A.figure out                B.take out                    C.point o
The president made a decision to take immediate action _______ the improvement o
The president made a decision to take immediate action _______ the improvement of the poor’s living conditions.        A. contributed to           B. contributing to        
近年来,外商对我国疫苗生产企业加大投资力度,世界三大
近年来,外商对我国疫苗生产企业加大投资力度,世界三大疫苗生产商齐聚中国,分别在广东、浙江和江苏等地设厂。结合“我国年增长人数示意图”
扬州市在梅雨期结束后,最有可能出现的气象灾害是(  
扬州市在梅雨期结束后,最有可能出现的气象灾害是(   ) A.寒潮        B.沙尘暴      C.春旱       D.伏旱

最新题目