document.write ("中华工控网投票系统"); document.write (""); document.write (""); document.write (""); document.write (""); document.write (""); document.write (""); document.write ("
您认为国产PLC未来的市场份额会如何变化？
"); document.write ("会有很大增长
"); document.write ("有增长，但幅度不大
"); document.write ("保持现状
"); document.write ("逐渐萎缩
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  查看
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