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直型冷凝管，球形，蛇形的作用，原理分别是什么？谢谢！
直型冷凝管，球形，蛇形的作用，原理分别是什么？谢谢！
2025-03-15 07:32:20
推荐回答（1个）
回答1：
球形的竖着用，回流时冷凝作用使气体冷凝流回到原容器，直形的横着用稍向下啊倾斜，冷凝气体变成液体，流到另一个容器内
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