Water plays a more and more important role in reducing the industrial enterprise production cost of the proportion and recycling water. It is very useful to control the cost of water processing.
水在工业企业生产成本中所占的比重逐步增大，对于工业企业用户来说，减小水污染并循环利用为工业用户在水生产或处理相关的成本进行有效控制和降低。
Manganese metal is very useful, if in steel join 2.5-3.5% of manganese, then water-heating low manganese steel simply brittle like glass, as a knock is broken.
锰是十分有用的金属，如果在钢中加入2.5—3.5%的锰，那么所制得的低锰钢简直脆得象玻璃一样，一敲就碎。
Manganese metal is very useful, if in steel join 2.5-3.5% of manganese, then water-heating low manganese steel simply brittle like glass, as a knock is broken.
锰是十分有用的金属，如果在钢中加入2.5—3.5%的锰，那么所制得的低锰钢简直脆得象玻璃一样，一敲就碎。
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