然后未知溶液的浓度就可以通过被消耗掉的已知溶液的体积计算出来。
The unknown concentration can then be calculated from the amount of known reagent used.
滴定剂一种用于滴定的，浓度已知的物质，如一种溶液。
A substance, such as a solution, of known concentration used in titration.
在最初的滴定溶液里，已知的是卡尔费休试剂，二氧化硫和碘溶解在吡啶和甲醇中。
In the original titrimetric solution, known as Karl Fischer Reagent, the sulfur dioxide and iodine are dissolved in pyridine and methanol.
当反应达到临界点时，所有的未知试剂都已反应完全，溶液就会变色，人们就可以根据已知试剂的用量计算出待测物质的浓度。
When the tipping point comes, and all of the unknown reagent has reacted, the solution changes colour. The unknown concentration can then be calculated from the amount of known reagent used.
通过对全程序空白与已知浓度二氧化硫标准溶液的对照分析，提出了大气二氧化硫分析中质控图的做法。
Through the comparision between the blank and the sulfur dioxide standard solution, the way to make the sulfur dioxide quality control map is pointed out in the analysis of sulfur dioxide.
利用蒸馏水标校测量系统等效的吸声系数，采用已知浓度的硫酸镁溶液来标校测量系统的测量精度。
The equivalent sound absorption coefficient of the system can be calibrated by the distilled water. The accuracy of the system can be gotten by the magnesium sulfate solutions of known concentration.
这种方法不需要用活度精确已知的任何核素的标准溶液进行刻度。
The method need not calibrate the measured solution by standard solution of any nuclide, of which the activity exactly has been known.
向土壤溶液中加入一已知量的氟标准溶液，再用氟离子电极测定和区分溶液中无机单核铝的形态。
A small volume of fluoride solution was added into soil solution, then the fluoride electrode procedure Was used to characterize inorganic monomeric aluminum species in the solution.
方法：以《中国药典》2005年版收录的离心沉淀集菌法为基础，对已知活菌数量的菌液或人工污染定量活菌的药品溶液进行离心操作，测定回收率。
Method: Based on the assay method of ChP 2005 edition, the recoveries of microorganisms were measured in the samples which it were contained or contaminated the viable known quantity.
方法：以《中国药典》2005年版收录的离心沉淀集菌法为基础，对已知活菌数量的菌液或人工污染定量活菌的药品溶液进行离心操作，测定回收率。
Method: Based on the assay method of ChP 2005 edition, the recoveries of microorganisms were measured in the samples which it were contained or contaminated the viable known quantity.
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