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Discussion on Investment Energy Consumption and Power Supply Distance of 380V and 660V Low Voltage Power Supply in Coal Mine
CHEN Wujun
HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i . 2016, (5): 32 -37，49 .  DOI: 10.3969/j.issn.1009-0479.2016.05.007