常見例句雙語例句The content of available phosphorous was higher in main belt and planting belt of non timber product forest and farm forest belt.速效磷在基干林帶、經(jīng)濟林種植帶和農(nóng)田林網(wǎng)土壤中含量較高；http://dict.cnki.netOn diversity index, the species of forest belt communities in Chongqing main urban areas were rich relatively, especially the natural forest belt.從多樣性指數(shù)看，重慶市主城區(qū)林帶群落物種較為豐富，尤其以自然林帶最為突出。 返回 main forest belt