hard plough硬煤: strong coal; hard coal; hard ...刨煤机: coal plough; coal planer硬煤层刨煤机: hard-coal plough刨煤机: coal plough; coal planer 动力刨煤机 activated plough冲唤刨煤机: impact plough; percussive plough下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:硬煤刨煤机,即可在微信中查询翻译