房柱開采法 的英文怎麼說
中文拼音 [fángzhùkāicǎifǎ]
房柱開采法
英文
chamber and pillar method-
Ground behaviour occured in mining of maluping ore block by new room - pillar with bolting in kaiyang phosphate mine are analyzed and control measures of ground pressure are put forward
對開陽磷礦馬路坪礦段延伸開采工程中採用新型錨桿護頂房柱法出現的地壓顯現問題進行了詳細的分析,並提出了地壓控制措施。Heading and stall method
房柱式開采法
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