黑岱沟露天煤矿

黑岱沟露天煤矿黑岱沟露天煤矿
  1. 本课题对于提高黑岱沟露天煤矿设备维修质量、降低综合维修成本具有一定的借鉴价值。

    This task is a definite value of use for reference to improve equipment repair quality at Heidaigou Open Cast Coal Mine and reduce integrative repair cost .