词汇	yield structure
释义	yield structure 产量结构
随便看	soil environmental quality evaluation soil environmental quality guideline soil environmental quality standard soil environmental quality standards soil environmental science soil environmental sciences soil environment capacity soil environment degeneration soil environment engineering soil environment factor soil environment factors soil environment indicator soil environment monitoring soil environment pollution soil environment protection soil environment quality soil environment quality assessment soil environment quality standard soil environments soil environment survey soil enzym soil enzymatic soil enzymatic activities soil enzymatic activity soil enzymatic properties