常見(jiàn)例句雙語(yǔ)例句The rhizobia taxonomy is one of the most important fields in bacteria systematics and biological nitrogen fixation.根瘤菌的分類(lèi)作為生物固氮和細(xì)菌分類(lèi)學(xué)兩個(gè)領(lǐng)域的結(jié)合點(diǎn)，具有十分重要的意義。Biological nitrogen fixation (BNF), which provides all the plants on the globe with 75% of fixed nitrogen, is one of the important projects in life science.生物固氮為全球的植物提供75%的氮素，是生命科學(xué)中的重大課題。The results are theoretically and practically significant for the research on biological nitrogen fixation in plants of Graminae and the popularization of nitrogen-fixing bacteria.上述結(jié)果為羊草和冰草等禾本科牧草生物固氮的研究和固氮菌的推廣提供了重要信息或奠定了基礎(chǔ)。 返回 biological nitrogen fixation