释义 |
street tree短语¹⁴⁴⁹⁷²⁺² 基本例句 行道树 The research method of quantifying the structure of street tree populations was mainly described from the survey method selection and the calculation of the parameters of street/span> tree populations. 本文主要从调查方法选择和群落结构特征参数计算两方面阐述了城市街道绿化树种结构量化研究方法。 cnki To the Qin Dynasty, the beginning of large-scale street tree planting there. 到了秦朝,开始大规模地出现行道树种植。 qk114 |