富二代国产app

       繼地鐵(tie)3號線(xian)通(tong)信系(xi)統正(zheng)式(shi)開(kai)工(gong)后(hou)，信號、綜合監控(kong)、FAS及氣滅、AFC等(deng)弱電(dian)系(xi)統施工(gong)單(dan)位均具備了(le)開(kai)工(gong)條件，并(bing)完成開(kai)工(gong)報審審批，7月20日，弱電(dian)系(xi)統監理單(dan)位正(zheng)式(shi)簽(qian)發了(le)工(gong)程(cheng)(cheng)開(kai)工(gong)令(ling)。至此，青島地鐵(tie)3號線(xian)各(ge)弱電(dian)系(xi)統工(gong)程(cheng)(cheng)已進入實質性施工(gong)階段。