1.Amines are basic nitrogenous compounds in which one, two or three atoms of hydrogen in ammonia are replaced by alkyl or aryl groups.
胺是含氧的化合物，是由一个、两个或三个氢原子与氨以烃基或芳基结合的基团。
2.The invention relates to a nitrogenous poly-functionality methyl acrylate monomer and a preparation method and application thereof.
本发明涉及一种含氮多官能度甲基丙烯酸酯单体及其制备方法和应用。
3.This paper studied the low efficiency of nitrogenous fertilizer of our county, the cause of fertilizer losing and its calamity.
本文主要探讨了目前我国氮肥利用率低下，肥料损失的原因及危害。
4.FERTILIZERS. NITROGENOUS FERTILIZERS CONTAINING SYNTHETIC ORGANIC NITROGEN. DETERMINATION OF THE TYPES OF NITROGEN.
肥料。氮的综合有机物质中氮肥含量的测定。
5.PRODUCTS USED IN AGRICULTURE. FERTILIZERS. DETERMINATION OF NITROGEN CONTENT IN CLASS A NITROGENOUS FERTILIZERS.
家用产品.甲类氮肥.氮含量的测定
6.Nitrogenous waste molecules in the brain are coupling out the B-12 as fast as it's leaking in, and you end up with no B-12 in the brain.
在大脑中的含氮废物分子耦合的B-12一样快，因为它的泄漏，以及你最终没有在大脑中的B-12。
7.Increasing application of the nitrogenous fertilizer also increased the grain protein content significantly.
增施氮肥可显著提高各品种子粒蛋白质含量。
8.PRODUCTS USED IN AGRICULTURE. DETERMINATION OF NITROGEN CONTENT IN CLASS C NITROGENOUS FERTILIZERS.
家用产品.丙类氮肥.氮含量的测定
9.Using nitrogenous and phosphate separately the total alkali content will be increase.
单施氮肥和磷肥能显著增加苦参总碱含量。
10.The isocyanates can be obtained by the fluorination of nitrogenous cyclic or acyclic molecules .
异氰酸酯可由含氯的环（或非环）状分子氟化而得。