Sampling technique and sample preservation are very important factors for Marine geological researches.
海洋地质学研究中对样品的采取技术和保存至关重要。
Analyses of LD1 and LD2 give a measure of the precision associated with laboratory procedures, but not with sample collection, preservation, or storage procedures.
对LD 1和ld2的分析对实验室分析过程的精密度的评价，但是不包括样品的收集、保存和储存过程。
In the determination of total nitrogen in water sample by flow injection analysis instrument, the concentration of sulfuric acid which used for the preservation of sample affected the result.
用流动注射仪测定总氮水样，发现用不同的硫酸浓度保存总氮样品时，对其测定结果有一定的影响，并与过硫酸钾氧化-紫外分光光度法进行比对和分析。
Analyses of FD1 and FD2 give a measure of the precision associated with sample collection, preservation and storage, as well as with laboratory procedures.
对FD1和FD2的分析评价采样过程、保存和储存过程以及实验室分析过程的精密度。
Analyses of FD1 and FD2 give a measure of the precision associated with sample collection, preservation and storage, as well as with laboratory procedures.
对FD1和FD2的分析评价采样过程、保存和储存过程以及实验室分析过程的精密度。
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