1972 start manufacture &sale of simultaneous LiBr absorption chiller.
1972 start manufacture &sale of simultaneous LiBr absorption chiller.
1972年开始生产和销售同时供给型溴化锂吸收式制冷机。
1972 start manufacture &sale of simultaneous LiBr absorption chiller.
1972年开始生产和销售同时供给型溴化锂吸收式制冷机。