化学家用电解法把水还原为氢.The chemist reduced water by electrolysis.经氧化 ― 还原反应, 铜渗入铁中.By oxidation - reduction reaction, copper is cemented into the iron.在需氧体系中, 氧是末端电子接受体并且被还原.In aerobic systems, oxygen is the terminal electron acc...
The equivalent of two tablespoons of polyunsaturated oils is ample each day.每天相当于两大汤匙多重不饱和油的量就足够了。Combine the flour with 3 tablespoons water to make a paste.往面粉里加3大勺水揉成面团。Add 2 tablespoons of peanut oil.加两汤匙花生油。...