This paper presents a presplitting test in medium-hard fissured redsandstone during cut excavation of Xianglei high-speed highway in Hunan Province.是什么意思_This paper presents a presplitting test in medium-hard fissured redsandstone during cut excavation of Xianglei high-speed highway in Hunan Province.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句