chemical or organic farming?改成100字的短文(用英文)
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chemicalororganicfarming?改成100字的短文(用英文)chemicalororganicfarming?改成100字的短文(用英文)chemicalororganicfarmi
chemical or organic farming?改成100字的短文(用英文)
chemical or organic farming?改成100字的短文(用英文)
chemical or organic farming?改成100字的短文(用英文)
Long-term use of chemical fertilizers can cause damage to the land and people's health.The problems are caused by chemical fertilizers.So farmers and customers turn to organic farming.
The farmer focus on keeping their soil rich,and free of disease and keeping the air,soil,water and crops free from chemicals.There are also other methods to keep the soil fertile.
chemical or organic farming 的英文全文紧急 越快越好 酌情加分
chemical or organic farming?改成100字的短文(用英文)
帮忙找一下人教版必修4 Unit2 reading 一篇文章chemical or organic farming?中英文~
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英语翻译PVC has an extraordinary chemical stability,e.g.against the most inorganic acids,caustic solutions and salt solutions,nonpolar solvents,gases and many organic compounds such as fats,oils,aliphatic hydrocarbons,gasoline,alcohol,detergent a
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chemical是什么意思