制作该无铝添加剂油条的原料是面粉，配料采用碳酸氢钠、碳酸氢铵、食盐。
The deep-fried dough stick not using additives containing aluminium is made by using flour as a raw material and using sodium bicarbonate, ammonium bicarbonate and salt as auxiliary materials.
通过控制铝盐与碳酸氢铵溶液的沉淀反应条件，制备出结晶碳酸铝铵前驱体。
Crystalline ammonium aluminum carbonate hydroxide (AACH) precursor was synthesized by controlling precipitation reaction conditions.
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