FDI in service sector was mainly focused on distribution service, real estate, transport services, computer application services, and the production and supply of electricity, gas and water.
服务业吸收外资主要集中在分销服务业、房地产业、运输服务业、计算机应用服务业以及电力煤气水的生产和供应业。
USES frequency conversion control system, can real time monitoring gas supply lines gas pressure, make the gas supply pipe gas pressure constant, improve the production efficiency and product quality.
采用变频控制系统后，可以实时监测供气管路中气体的压力，使供气管路中的气体的压力保持恒定，提高生产效率和产品质量；
Normal production conditions, often open the two Taiwan screw compressor and a piston compressor, mainly for converter, rolling and tropical in three production unit of gas supply.
正常生产情况下，通常开两台螺杆压缩机和一台活塞压缩机，主要给转炉、中轧和热带三家生产单位供气。
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