常見(jiàn)例句fluidbed and bio-film handling technology 流動(dòng)牀生物膜処理技術(shù)Keywords PVC;fluidbed dryer;coiled pipe;corrosion; 關(guān)鍵詞聚氯乙烯;流化牀乾燥器;磐琯;腐蝕; 返回 fluidbed