93 中文名称 空气质量 氨的测定 次氯酸钠-水杨酸分光光度法 英文名称 Air quality--Determination of ammonia--Sodium salicylate-sodium hypochlorite spectrophotometric method 发布日期 1993-09..
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液体无水氨的测定方法 Determination of liquefied anhydrous ammonia
氨含量的测定 Determination of ammonia content ; Estimating of ammonia content
氨基的测定 determination of the amino group
羟基脯氨酸含量的测定 Determination of hydroxyproline content
氨基酸的测定 Formula feeds
游离氨基酸含量的测定 Determination of free amino acid
氨型氮含量的测定 Determination of Ammoniacal Nitrogen Content
氨基酸含量的测定 Determination of amino acids content
半胱氨酸的测定 Determination of cysteine
在中国丹阳练湖农场进行的田间试验中，研究和比较了稀疏幼小稻苗生长下测定水稻田氨挥发的三种简化方法。
Three simplified methods for estimating the volatilization of ammonia from flooded rice fields were assessed when the plants are small and sparse in the field at Lianhu Farm, China.
其中最准确可靠的方法是分别测定水面以上0.8米处的风速和氨的浓度，以计得氨挥发量。
The most accurate and reliable technique involved the measurements of wind speed and ammonia concentrations in the atmosphere at 0.8 m above the floodwater surface.
本文提出用氨气敏电极快速测定沼气发酵中氨的方法。
The ammonia comes from firedamp fermentation has been determined by ammonium - gas - sensitive electrodes with satisfactory results.
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