短語詞組短語grain trade pattern 糧食行業(yè)結(jié)搆grain n pattern 穀物圖案inter -regional grain trade pattern 地區(qū)間貿(mào)易格侷Distinct grain pattern 清晰的木紋圖案;清楚的木紋圖案rice grain pattern 米通grain pattern of timber 木材紋理wood grain pattern 木紋圖案grain size distribution pattern 粒度分佈模式Frog grain pattern 蛙紋 返回 grain pattern