Objective:To develop a GC-MS approach for the determination of tripropyltin(TPrT),tributyltin(TBT) and triphenyltin(TPhT) in fish.

建立产品中三丙基锡、三丁基锡和三苯基锡的气相色谱-质谱(GC-MS)分析法。

Alkalimetry is standard method of determining degree of deacetylation of chitosan generally applied in aquaculture and other industry.

摘要碱量法是产行业测定壳聚糖脱乙酰的标准法，用广泛。

The experiment of a combined process of"biological contact oxidation and micro-filtration(MF) membrane" was conducted for the advanced treatment of aquicultural product processing wastewater.

进行了用"生物接触氧化—滤膜"组合工艺对产品加工废处理的试验研究。

The aquafarm was the most important waterbird habitat in Hangzhou, and the West Lake and the pond area were also important in maintaining the diversity and density of waterbirds in Hangzhou.

产养殖场是杭州市 乌最重要的栖息地类型，西湖和荡对于维持杭州市鸟的数量和多样性也具有重要的作用.