释义 |
spot survey短语¹⁴⁴⁹⁷²⁺² 基本例句 局限性调查 It is feasible to check degree of plant recovery qualitatively and quantitatively by on-the- spot survey and sample method. 采用定性踏查和选择有生态环境代表性的样地样方法定量检验植被的恢复程度是可行的。 cnki According to data on the spot survey, this paper analyzes the characteristic of surface water quality at hydrologic station upstream in Mudangjiang and makes systematic evaluation. 根据实测资料,分析了牡丹江水文站断面以上流域的地表水水质特征,并进行了较系统地评价。 chemyq |