xiaotiantian

Articles

Published 9 Years Ago
In March Chinese steel prices will steady rise
A market review article, In 2015 February, the domestic steel market finally return to calm, affected by the Spring Festival, the whole month market basically there is no market price situation, some merchants offer no fluctuation. As of February 27th,

Published 9 Years Ago
Fire protection measures of soda
Name of soda ash, sodium carbonate, soda, soda, common washing soda, chemical formula Na CO, belongs to salt, sodium carbonate containing ten crystal water is colorless crystal, crystal water is not stable, easy weathering, white powder Na2CO3, strong