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2019年 1月 2月 3月 4月 5月 6月 7月 8月 9月
开工率 53.19% 37.35% 57.89% 58.88% 55.46% 50.41% 51.00% 50.00% 55.00%
环比 2.29% -23.31% 54.99% -10.76% -5.81% -9.11% 1.17% -1.90% 10.00%
同比 -14.21% -17.07% -7.05% 1.71% -15.02% -14.09% -13.71% -11.00% -4.00%