短語(yǔ)詞組短語(yǔ)dry moulding sand 干燥型砂dry -sand core mold 組芯鑄型dry core sand 干砂心砂;干砂心砂英語(yǔ)dry loam sand 干旱土壤質(zhì)砂土;干旱壤質(zhì)砂土dry backfill sand 干回填沙dry reclaimed sand 干法再生砂 返回 dry sand