1·Adenine refers to a portion of the molecule, the nitrogenous base.
腺嘌呤指分子的一部分，即含氮碱基。
2·Tobacco is an important economic crop, and nitrogen is essential mineral element. Studies on carbon and nitrogenous metabolism of tobacco have important action on tobacco production.
烟草是中国一种重要的经济作物，而氮是植物必需的矿质养分，研究烟草碳氮代谢规律，对指导烟草的生产具有重要的作用。
3·The nitrogenous substances-extracting technology by microwave from Lentinus edodes was studied.
本试验以香菇为原料，对微波法提取香菇含氮物质的工艺进行了研究。
4·The conversion of atmospheric nitrogen into nitrogenous substances.
大气中的氮被转变成含氮物质。
5·The results showed that, comparing with the equivalence ratio, the gasification temperature has a more obvious influence on the nitrogenous species concentrations.
结果表明，在测试条件下，生物质气化产物中含氮组分浓度主要取决于气化温度，而当量比的影响相对较弱一些。
1·The ruminal protozoal is the important component of the ruminal microorganism. They influence the digestion and utilization of carbohydrate, nitrogenous material, mineral and vitamin in feed directly.
瘤胃原虫是瘤胃微生物的重要组成部分，它们直接影响饲料中碳水化合物、含氮物质、矿物质和维生素的消化和利用。
2·Titan, Saturn's largest moon, has a dense nitrogenous atmosphere and is the only place, other than earth, containing stable pools of liquid on its surface.
泰坦，土星最大的月亮，有稠密的含氮大气层，并且是地球以外在其表面上含有稳定液池的唯一地方。
3·A nitrogenous molecule, either a PYRIMIDINE or a PURINE, that combines with a pentose sugar and phosphoric acid to form a nucleotide, the fundamental unit of nucleic acids.
一种含氮的分子，嘌呤碱或者是嘧啶碱，它们和戊糖还有磷酸一起构成核苷酸，核苷酸是核酸的基本结构单位。
4·The invention provides a nitrogenous nickel-free stainless steel and a powder-metallurgical molding technology, relating to the field of stainless steel production.
本发明提供了一种含氮无镍不锈钢及其粉末冶金成形工艺，涉及不锈钢生产领域。
5·Purine a simple nitrogenous organic molecule with a double-ring structure? A 6-membered pyrimidine ring fused to a 5-membered imidazole ring.
一种简单的含氮有机分子，具一个双环结构——六元嘧啶环融合成一个五元咪唑环。