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Terms for subject Environment containing 封面 | all forms | in specified order only
ChineseEnglish
土壤表面密封soil surface sealing Any activity or process in which ground surface areas are packed or plugged to prevent percolation or the passage of fluids (地表区域的拥挤或拥塞以防止液体的过滤或流动的活动或过程。)
土壤封面sealant