【摘要】 提出了除发展高产高效综采外，在适宜的井（区）推广水采是提高我国煤矿效益、加速技术装备现代化的一条捷径。本文主要从经济效益、环境保护、采煤技术发展等方面对此进行了论述。更多还原

【Abstract】 This paper puts foward hydraulic mining as a good way of raising coal mineprofit and speeding up the modernization of technical equipment besides developing high out-put and efficiency fully-mechanized coal mining, and discusses it mainly from economicalprofit, environmental protection and mining technology.更多还原