Reservoirs distributed around the main hydrocarbon kitchen and formed three favorable accumulation zones: eastern sag belt (winding round Pucheng-Qianliyuan sag), western sag belt (winding round Liutun-Haitongji sag) and Puwei Ring sag belt (winding round Pucheng-Weicheng sub-sag belt).

Concentration of Trace Amounts Oligonucleotide Using Super-paramagnetic DNA Nano-enricher;

The dynamic of concentration radio-strontium in water by the aquatic plant;

Concentration of Precious Metals from Copper-Nickel Alloy by Chlorination Leaching;

Research progress of enrichment and separation methods of soybean isoflavone;

Distribution of heavy metals and enrichment of it in sediment and organisms in Jiaojiang Estury;

Separation and Enrichment of Trace Indium with Sulfhydryl Cotton and Determination by Graphite Furnace Atomic Absorption Spectrometry;

Ecological Characteristics of Corbicula fluminea and Its Effect on the Heavy Metals Accumulation;

Isolation of a high anti-Cu~(2+) strain and study on its bioaccumulation characterization;

Estimation of the accumulation of cadmium and lead by 14 vegetables from soils;

New Applications of Flow Injection Micro-column On-line Preconcentration Coupled with Atomic Spectrometry;

FAAS Determination of Trace Amounts of Cu in the Chinese Herbal Medicine after Its Preconcentration on Chitosan;

Spectrophotometric determination of trace amounts of Ni (Ⅱ) in water after its preconcentration on chitosan;