We confirm that sample is the Fe-Co alloy ultrafine powders that have been reported by experiments, and this may open a new way to synthesize other iron-based alloy powders using sonochemistry method.
证实实验所制备的样品是铁钴合金纳米微粒，这也许可为制备新的纳米材料开辟一条新的途径。
In this paper, the Ni, Ni-Co, Fe and Ni-Fe magnetic fibers were prepared by thermal decomposition reducing method of gel precursor fibers.
本文采用凝胶前驱体纤维热分解还原法制备了镍、镍-钴、铁、镍-铁四种磁性金属纤维。
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。
The results showed that synergistic combination of aromatic ketones with Co or Fe complexes has better auto-oxidative or photo-oxidative degradation than the individual use of aromatic ketones.
其研究结果表明，芳香酮类光敏剂与钴或铁络合物光敏剂协同使用，比前者单独使用，具有更好的自氧化或光氧化降解作用。
Uniform corrosion happened on homogeneous H13. Corrosion resistance of compound phase is better than solid solution phase, whether in Fe-based superalloy or Co-based superalloy.
H 13材料的显微组织均一，发生均匀腐蚀，多相的铁基超合金和钴基超合金显微组织中化合物相比固溶体相耐锌腐蚀性能好。
The interference effects of matrix element Fe and high concentration elements Nd, Dy, Co, B on impurity elements were studied.
研究了基体元素铁、主量元素钕、镝、钴、硼对杂质元素的光谱干扰情况；
Because of selective leaching of cadmium, Ni, co and Fe ion concentrations in cadmium-rich leach solution are so low that the electrolytic current density of cadmium can be raised markedly.
由于选择性浸出，镉浸出液中的镍钴铁离子浓度很低，电解回收镉时可以提高电流密度。
The influences of preparation method, the calcined temperature and auxiliary forming reagent on the activity of the Fe Mo Co o catalyst for oxidation of methylal to formaldehyde were studied.
考察了制备方法、焙烧温度和成型助剂对甲缩醛氧化制甲醛铁钼钴三元催化剂活性的影响。
The GMI effects have been observed in two Co-Rich amorphous ribbons and a Fe-Rich alloy ribbon.
我们研究了三种非晶合金薄带的巨磁阻抗效应。
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。
The micro-sized iron fibers have been prepared successfully by the method of pyrolyzing Fe(CO)5 vapor deposition.
利用热分解五羰基铁气相沉积的方法成功地制备了微米级铁纤维。
The micro-sized iron fibers have been prepared successfully by the method of pyrolyzing Fe(CO)5 vapor deposition.
利用热分解五羰基铁气相沉积的方法成功地制备了微米级铁纤维。
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