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JC-SDT-60土(tu)壤酸度(du)(du)計|土(tu)壤酸度(du)(du)水(shui)分計
JC-TPH土壤酸度檢(jian)測儀|土壤原位PH檢(jian)測儀
JC-SDT-90土壤酸(suan)度(du)計|土壤酸(suan)度(du)水分計
美國Spectrum PH 400 土(tu)壤原位PH計
