| 释义 |
doub 英'dʌb美'dʌb COCA¹⁶⁸¹⁰⁹
基本例句
adj.加倍的³³n.加倍³³折叠;后退³⁴
The relationship between environmental factors climate and soil and plant life form gradient was analysed by doub sieving progressive regression method, and mathematical models were set up.
并用双重筛选逐步回归的方法分析了环境气候和土壤因子与植物群落生活型谱梯度的关系，建立了相应的数学模型。 cnki |