Sampling technique and samplepreservation 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。
2
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。
3
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.