soil grader是什么意思 soil grader怎么读
平土机
soil grader的相关资料
soil Cl土壤氯动态soiln.土地;土壤;污物,粪便v.弄污Soil-borne fungal pathogen土传病害真菌soil pollution investigation土壤污染状况调查Soil covering after grafting接后覆土Soil water and salt movement水盐运移soil electrical conductivity土壤电导率soil physicochemical factors土壤理化性质soil pressure balance shield土压平衡盾构soil intensity of foundation地基土强度soil infiltration properties土壤渗透特性soil release finishing agent去污整理剂
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