With the progress of the mining operation in Lanjian Iron Ore year on year the effect of blasting vibration on safety of adit is increasing.是什么意思_With the progress of the mining operation in Lanjian Iron Ore year on year the effect of blasting vibration on safety of adit is increasing.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句