grouting in separated-bed
grouting in separated-bed
[煤炭科技英汉词典]
grouting in separated-bed离层带注浆充填
为减少采动对地表影响,通过钻孔向煤层上覆岩层离层裂隙中注浆的方法。
是什么意思,grouting in separated-bed的解释,grouting in separated-bed的翻译
grouting in separated-bed
[煤炭科技英汉词典]
grouting in separated-bed是什么意思,grouting in separated-bed的解释,grouting in separated-bed的翻译