圆形煤场堆取料机 bucket wheel stacker reclaimer: 斗轮堆取料机bucket-wheel stacker reclaimer: 斗轮堆取料机bucket-wheel stacker-reclaimer: 斗轮堆取料机circular coal: 眼球状煤; 圆煤, 眼煤; 圆形煤基circular storage: 循环存储器下载手机词典可随时随地查词查翻译