以七水硫酸亚铁 、 硫酸 、 氯酸钠等原料,制备了改性聚合硫酸铁絮凝剂.
互联网摘选
公司秉持以人为本,广纳贤良, 汇集业界一批精英.
网络文摘精选
Element of sweetness of the abuse in children food and saccharin natrium phenomenon are serious.
儿童食品中滥用甜蜜素和糖精钠现象严重.
互联网摘选
The production of metallic natrium needs much electric power, it is cost can product.
金属钠的生产需要大量的电力, 是高耗能产品.
互联网摘选
依据蒙皂石层层间阳离子类型,伊利石/蒙皂石无序间层矿物可进一步分为钙型、钠型和钙钠过渡型3种类型。
互联网摘选
We are used to sanitize the sewage by liquid chlorine and natrium chlorite.
过去,对医院污水多采用液氯法和次氯酸消毒法.
期刊摘选
Discuss of Mensurate Na~+ in Recycled Water by DWS-51 Natrium Ion Concentration Meter
用DWS-51型钠离子浓度计测量循环水中钠离子含量的探讨
互联网摘选
