Something approximating to a fair outcome will be ensured.保证会有大致公正的结果。With mathematical problems, you can save time by approximating.对于数学题,可以用取近似值的办法节约时间。Something approximating to a fair outcome will be ensured...保证会有大致...
目前主要用联合制碱法生产碳酸钙纯碱.At present mainly uses the union system alkaline process production calcium carbonate soda ash.它的工业制法主要有氨碱法和联合制碱法两种.Its industry facture mainly has the ammonia soda law and the system alkaline process t...