breasting是什么意思,breasting怎么读,
英式发音:[ˈbrestɪŋ] 美式发音:[ˈbrestɪŋ]
breast cancer乳腺癌
breast milk母乳;母奶
1.For the gently inclined and extremely-thin vein, the mining methods including breasting method, waste-lifting stoping, resue stoping, long walling were usually adopted.
对于缓倾斜极薄矿脉的开采,通常采用全面法、削壁充填法、选别回采、长壁法等采矿方法。