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中国统配煤矿总公司于9月5～10日在乌鲁木齐矿务局召开顶板管理和放顶煤工艺暨装备专业会议。内容有:1.顶板管理工作;2.放顶煤工艺及装备问题;3.不规则煤层开采问题。这是自1985年以来召开的第四次关于煤矿顶板管理的专业会议。本刊兹特发表张宝明同志的讲话(摘要)。
China National Coal Corporation headquarters in September 5 to 10 in Urumqi Mining Bureau held a roof management and caving technology and equipment professional meetings. The contents are: 1. Roof management; 2. Top coal caving technology and equipment issues; 3. Irregular coal bed mining problems. This is the fourth professional conference on coal mine roof management since 1985. In this special edition, Comrade Zhang Baoming delivered a speech (abstract).