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①2mL淀粉溶液+2mL唾液,37℃,5min
②2mL淀粉溶液+2mL清水,37℃,5min
③2mL淀粉溶液+2mL稀释唾液,37℃,5min
④2mL淀粉溶液+2mL唾液,95℃,5min
⑤2mL淀粉溶液+2mL唾液+3滴盐酸,37℃,5min.
1:;2:;3:;4: .
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