Objective To observe the clinical effect of FE composite enzyme on the periodontitis and side effect , comparing with metronidazole solution.
目的观察FE复合酶对冠周炎的疗效及不良反应,并与甲硝唑漱口液进行比较。
Properties, application and future trend of rare earth elements in electrodeposition of chromium, tin, zinc, Zn-Ni, Ni-Fe and composite coatings are summarized.
综述了稀土元素的性质和在电镀铬、锡、锌、锌-镍合金、镍-铁合金以及在复合镀技术中的应用现状和前景。
In this paper, a composite grid method (CGM) for finite element (FE) analysis of an electromagnetic field with strong local interest is proposed.
本文描述了对有需要着重分析的局部区域的电磁场进行有限元分析的复合网格法。
Finally steel balls millstone covering with Ni-Fe-diamond composite electro-brush plating film is produced successfully.
成功的试制成了覆盖有镍-铁-金刚石复合电刷镀层的钢球研磨板。
Ceramic particle of in situ synthesis avoids pollution and wettability existing in casting technique, so it is valuable to fabricate Fe matrix composite with better properties.
增强体原位合成避免了其污染问题,也解决了熔铸过程中存在的两相润湿性问题,有利于制备性能更好的复合材料。
The Fe-based composite coatings were deposited on the attrition spot of cutting pick by plasma jet surface metallurgy, and metallurgical bonding was obtained between the coating and the substrate.
采用等离子束表面冶金技术,在采煤机截齿磨损严重的部位制备了与基材呈冶金结合的铁基复合涂层。
A finite element (fe) method for the prediction of the equivalent heat transfer parameters of the composite material with random multi-scale grains was presented.
针对预测多种尺度颗粒随机分布复合材料等效热传导参数的难点,提出了一种多尺度有限元方法。
The microstructure of the Fe-based clad composite coating reinforced by in-situ particles was investigated, using laser clad FeCSiB powder added with niobium and titanium.
研究了单独添加不同含量的铌与复合添加铌、钛时激光熔覆铁基原位生成颗粒增强复合涂层的组织特点。
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 Fe-Cr-Ni alloy lined composite pipes have been produced by the SHS centrifugal process and the corrosion resistance of the Fe-Cr-Ni alloy have been studied.
利用SHS—离心法制备铁-铬-镍合金内衬复合钢管,系统研究内衬层的耐蚀性能。
The rest is Fe. 3) Coats getting directly by hot spraying are composite materials of amorphous and nanocrystalline, which have both wear resistance and corrosion resistance.
该涂层为既有非晶又有纳米晶结构的复合涂层,同时具有纳米 结构涂层耐磨损和非晶涂层耐腐蚀的特点;
The Fe-based composite coatings on Q235 steel substrate were formed by plasma jet surface metallurgy.
采用等离子束表面冶金技术,在Q235钢表面制备了铁基合金涂层。
A study for preparing neodymium oxide from waste Nd-Fe-B materials was conducted by adopting acid solving-composite salt precipitation process.
利用稀土烧结钕铁硼永磁材料的废料作为原料,选用酸溶-复盐沉淀的化学法,进行了制取氧化钕的实验研究。
Transmission electron micrographs show that the composite consists of Fe(3)O(4) nanoparticles attached to the surfaces of the 4-6 nm thick nanowire bundles.
透射电镜结果显示,四氧化三铁纳米颗粒附着在4-6nm厚的纳米线束表面形成复合物。
Transmission electron micrographs show that the composite consists of Fe(3)O(4) nanoparticles attached to the surfaces of the 4-6 nm thick nanowire bundles.
透射电镜结果显示,四氧化三铁纳米颗粒附着在4-6nm厚的纳米线束表面形成复合物。
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