采用机制法通过对光、温、水、土逐级衰减计算了河南省各县市小麦的光、温、水、土自然生产潜力。
By using the mechanism method, the potential productivities of light, temperature, precipitation and soil were calculated by regression analysis in each county of Henan province.
水丸系指药材细粉以水（或根据制法用黄酒、醋、稀药汁、糖液等）为黏合剂制成的丸剂。
Watered pills are made of fine powder of crude drugs, using water (or yellow rice wine, vinegar, dilute medicinal juice, dilute syrup) as binder.
乙炔的制法有三种︰水与碳化钙反应、烃经电弧的作用和甲烷的不完全燃烧。
It is produced by reaction of water with calcium carbide, passage of a hydrocarbon through an electric arc, or partial combustion of methane.
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