A quick method of determining the alcohol content of beer by chemical oxidation was introduced.
本文介绍了用化学氧化法快速测定啤酒酒精度的方法。
The existing bath analyzing methods are compared, as a result a quick and continous method for determining sodium hypophosphite and stannum(II) ion in electroless tin bath is determined.
并对现有的镀液分析方法进行了比较，确定了快速连续测定化学镀锡液中亚锡离子和次磷酸钠的方法。
The basic principle, analysing method and application result of quick determining of soil moisture by colourimetry are discussed in this paper.
本文主要论述用比色法速测土壤水分的原理，分析方法和应用效果。
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