碱解氮的英文：
alkali-hydrolyzable nitrogen用碱提取法(包括碱性高锰酸钾法)所测得的土壤中可被植物吸收的氮量。常用碱解扩散法和碱解蒸溜法两种。

It is a tribute to the capacity of the kidneys to excrete alkali.
这对肾脏排碱功能是个负担。

This kind of soil contains much alkali.
这种土壤含碱丰富。

It was surprising when the alkali spectra showed unmistakable doublets
当碱金属光谱显示出不容怀疑的双线结构时，是令人惊奇的。

An enzyme that hydrolyzes dipeptides into their constituent amino acids.
二肽酶把二肽水解成其组成成分氨基酚的酶

Crude fatty materials contain certain substances that are not hydrolyzed in the human alimentary system
原始脂肪物质含有一定量的不被人类消化系统水解的物质。

A homogenized liver sample was hydrolyzed with β-glucuronidase and the hydrolysate was extracted with ethyl ether.
样品经β-葡糖苷酸酶水解、乙醚提取、氢氧化钠抽提、C18小柱净化

Nitrogen narcosis (or nitrogen euphoria or raptures of the deep)：Effects of breathing nitrogen under increased pressure.
氮麻醉(亦称氮欣快或深水销魂):在压力增高的条件下吸入氮气所产生的生理效应。

Nitrogen as a plant nutrient is treated in a great number of publications.
人们对植物营养中的氮素研究已发表相当大量的报告。

Elemental nitrogen is a very unreactive and inert material.
元素氮是一个十分不活跃的惰性物质。