如右图为提取胡萝卜素的装置图请据图回答下列问题 1� 的作用是 2� 内加入的萃取液一般是 ——青夏教育精英家教�—— Template




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tomski如右图为提取胡萝卜素的装置图请据图回答下列问题 1� 的作用是 coloring