常見例句雙語例句The composition of exchangeable cation and the soil nutrient content can be used as the indexes to evaluate soil chemical fertility evolution, especially the former is more important.交換性陽離子組成、養(yǎng)分全量及速效含量可作為評價紅粘土紅壤化學肥力演化的指標。 返回 exchangeable nutrient