sedimentation sizing method沉降: subside; settle分级: grade; classify; classificat ...法: law沉降分级: classification of sedimentation沉降分级机: settling cla ifier; settling classifier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:沉降分级法，即可在微信中查询翻译
