泥球流动压实作用compaction: n. 紧密;致密;压缩。 a ormal compaction: 异常压实abnormal compaction: 异常压实after compaction: 补层; 补压alpha compaction: 透明度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:ballandflow compaction,即可在微信中查询翻译