iron industry短语¹⁴⁴⁹⁷²⁺² 基本例句 钢铁行业 Along with our country economy development, the market economy type transforms from the scarce economy to too much the economy. The steel and iron industry market competition is day by day intense. 随着我国经济的发展，市场经济类型从稀缺经济向过剩经济济转变，钢铁业的市场竞争日趋激烈。 chemyq