Ni/Fe and Cu/Fe bimetal were used to dechlorinate tetrachloroethene(PCE).
选用镍/铁和铜/铁双金属对四氯乙烯（PCE）进行脱氯试验 。
The cultivated rheum required quantity has an increase for the fe, mn, co, and decrease for the zn, cu, ni element nutrition with the growth age changes.
随著生长年龄增加种植大黄对铁、锰、钴元素营养需求量有所增加，对锌、铜、镍元素营养的需求量略减。
A method for the analysis of an, ag, Zn, Cu, Ni, Co and fe in ion-exchange resins at the different stages of technological processes of leaching Au using ion-exchange technology was developed.
本工作对离子交换法提取金的工艺生产过程不同阶段离子交换树脂中的金及其它元素银、锌、铜、镍、钻和铁的分析进行了研究。
Atomic absorption spectroscopic method is used to determination of the content of Zn, Cu, fe, Ca, Mg, Cd, Ni and Pb in green teas produced by different tea plantations in Zhanjiang.
采用原子吸收法测定了湛江不同茶场出品的绿茶茶水中的锌、铜、铁、钙、镁、锰、镉、镍、铅的含量。
The cultivated Rheum required quantity has an increase for the Fe, Mn, Co, and decrease for the Zn, cu, Ni element nutrition with the growth age changes.
随着生长年龄增加种植大黄对铁、锰、钴元素营养需求量有所增加，对锌、铜、镍元素营养的需求量略减。
A composite material contains porous metal carrier and mordenite which is directly crystallized on said carrier. Said porous metal carrier contains at least one of porous Ni-Al, Fe-Al or Cu-Al alloys.
一种丝光沸石与多孔金属复合材料，它含有多孔金属载体和直接晶化在该多孔金属载体上的丝光沸石，所述多孔金属载体至少含有一种多孔镍-铝、铁-铝或铜-铝合金。
The capabilities of Fe0, Ni-Fe bimetal and Cu-Fe bimetal for reductive dechlorination of tetrachloroethylene(PCE)were studied.
研究了零价铁、镍-铁和铜-铁双金属对四氯乙烯（PCE）的还原性脱氯性能。
In the determination of Cr, Ni, cu and Mn in alloy steel samples by flame AAS, the precise results are difficult to obtain because of the matrix-element fe interference.
火焰原子吸收法(即aas法)测量钢样中铬、镍、铜、锰的含量，由于基体中大量存在铁元素的干扰。
The age hardening characteristic of Cu Ni Si Cr Fe alloy has been investigated in this paper.
因而研究铜在钢中的时效强化、沉淀规律具有重要意义。
The age hardening characteristic of Cu Ni Si Cr Fe alloy has been investigated in this paper.
因而研究铜在钢中的时效强化、沉淀规律具有重要意义。
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