pillar line meaning in English
煤柱放顶线
煤柱线
Examples
- The plastics line is one of the pillar lines in longqiu town . there are over l0 large - sized and small - sized plastic enterprises in the town . they mainly produce various tubes for telecommunications which are widely used in the major engineering projects in china
塑料行业是虬镇的又一支柱行业，现有大小塑料企业10多家，主要生产邮电通讯方面的各类管材广泛应用于国家主要工程项目，华塑料公司亚星塑料公司等企业均已通过iso9001质量管理体系认证。