47租售价格比 47 Ratio of Rent Price to Selling Price ≈1：460 ≈1：230 International Criteria for a healthy estate market 1:2001:300 中China-Germany德 建筑100个不同中 China - Germany 徳 建筑100个不同 47 租售价格比 47 Ratio of Rent Price to Selling Price ≈ 1:460 ≈ 1:230 International Criteria for a healthy estate market 1:200 ~ 1:300