1.
Studies on the Enrichment and Separation Characteristics of the New Ion Exchange Fiber to the Ions of Precious Metals;
新型离子交换纤维对贵金属富集分离特性的研究
2.
Experimental Study on the Enrichment of Noble Metals in PCB by the Process of Pyrometallurgy;
火法冶金工艺处理电子线路板并富集贵稀金属的试验研究
3.
Synthesis and Application of Novel Chelating Adsorbents to Preconcentration and Separation of Noble Metals;
新型螯合吸附剂的合成及其在贵金属预富集分离中的应用
4.
Studies of Trace Noble Metals after Separation and Preconcentration with Macroporous Adsorption Resin Immobilized Tannins and Determination by Atomic Absorption Spectrometry
固化单宁树脂分离富集—原子吸收法测定痕量贵金属的研究
5.
How are metals concentrated.
金属是怎样富集的？
6.
The "Fugui Hong" is made of precious materials by means of elaborate techniques; the unpriced metal tantalum also is added for manufacturing this ceramic.
“富贵红”用材金贵、工艺精贵，在红釉中加了比黄金还贵的金属钽。
7.
Study of Thiacalixarene Separation/Preconcentration and Determination of Trace Noble Metal and Heavy Metal Ions with Flame Atomic Absorption Spectrometry;
硫杂杯芳烃分离富集—火焰原子吸收光谱法测定贵重金属离子的研究
8.
Studies and Applications of the Separation and Preconcentration of Trace Precious Metals by Nano-alumina and Determination with AAS;
纳米氧化铝材料在分离富集—原子吸收光谱法测定痕量贵金属中的研究与应用
9.
Studies on the Separation and Concentration Behavior of Precious Metals on the Double Membranes Resin and Determination of FAAS;
贵金属元素在复膜树脂上的分离富集行为及其原子吸收光谱法测定的研究
10.
Studies on the Separation and Preconcentration Behavior of Precious Metals in the Extraction Chromatography and Determination of AAS;
贵金属元素在萃取色谱中的分离富集行为及其原子吸收光谱法测定的研究
11.
the precious metals, ie gold,silver and platinum
贵金属（金、银、白金）
12.
Study on Effects of Heavy Metal Enrichment of Plants in Fujian Metal Mines;
福建金属矿区植物对重金属的富集效果研究
13.
Study on Heavy Metals Accumulation of Alternanthera Philoxeroides Transformed with MT Gene;
转MT基因水花生重金属富集能力研究
14.
Enrichment Characteristics of Heavy Metal Pb in Wheat
小麦植株对重金属铅富集特征的研究
15.
Effects of Carambola (Averrhoa carambola) Plantation on Heavy Metal Content in Soil and Heavy Mental Accumulation in Fruits
杨桃对土壤重金属元素的吸收与富集
16.
Effects of Earthworm Accumulation of Heavy Metals in Soil Matrix
蚯蚓对土壤中重金属的富集作用研究
17.
Studies on the Process of High-pressure Oxidation Leaching for Separation of Base Metals from Antimony-gold Alloy;
富贵锑的加压氧化浸出分离贱金属工艺研究
18.
Effects of Interactions Between Cd and Zn on Accumulation of Heavy Metals in the Flammulina velutipes
Cd Zn交互作用对金针菇富集重金属的影响