仅以公路施工企业的数量看，据统计，2003年全国共有公路一级企业326家， 公路工程专业承包资质企业285家。
According to the statistics, in 2003 there are 326 class one road building enterprises and 285 professional roads contract enterprises.
仅以公路施工企业的数量看，据统计，2003年全国共有公路一级企业326家， 公路工程专业承包资质企业285家。
According to the statistics, in 2003 there are 326 class one road building enterprises and 285 professional roads contract enterprises.
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