土壤相对有效含水量Ar
soil relative effective moisture content A r
土壤有效含水量
Soil effective water content
土壤有效含水量AWC
Soil available water content AWC
土壤有效水含量
soil available water content
土壤质量含水量
Water mass content in soil
吸着水含水量
hydroscopic water content
包含无效字符
contains invalid characters
低乙烯含量无规共聚聚丙烯
polypropylene random copolymer with low ethylene content
内含无效的字符
contains invalid characters
无水无灰煤
moisture and ash-free coal
moisture ash free coal