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- Distribution pattern of rare earth element;? 稀土元素分布模式?
- P. Henderson ed., Rare Earth Element Geochemistry, Elsevier, Amsterdam, 1984. 涂光熾等編著(zhù)，地球化學(xué)，上?？茖W(xué)技術(shù)出版社，上海，1984。
- Effects of rare earth element lanthanum on the activities of invertase, catalase and dehydrogenase in red soil. 鑭對紅壤轉化酶、過(guò)氧化氫酶和脫氫酶活性的影響。
- The fast developing methods- 137 Cs,rare earth element(REE)and 210 Pb tracer in soil eorsion studies were evaluated. 該文評述了近年來(lái)發(fā)展較快的137Cs、稀土元素（REE）、210Pb示蹤法在土壤侵蝕研究中的進(jìn)展
- The results show that the addition of rare earth elements can increase the depth of the chromizing layer and hardnesss of the T10 steel surface. 結果表明,稀土能增加滲鉻層深度,有助于提高滲氮層的表面硬度。
- The geochemical characteristics of rare earth element (REEs) in Nanguo pear in Anshan, Liaoning Province, were studied. 摘要文章對生長(cháng)于遼寧省鞍山地區的南果梨的稀土元素的地球化學(xué)特征進(jìn)行了研究。
- This paper presents the newest research results on rare earth element additives to chrome plating in chromic acid bath. 對稀土鍍鉻添加劑的最新研究成果進(jìn)行了系統的介紹，并就目前應用情況，闡述了今后研究工作中需要進(jìn)一步探討的問(wèn)題。
- The influence of rare earth elements on the carbonitriding layer of iron base P/M materials was studied by means of microscope, EPMA and X ray diffraction. 通過(guò)顯微組織觀(guān)察、電子探針及X射線(xiàn)結構分析研究了稀土元素對鐵基粉末冶金材料碳氮共滲的影響。
- The invention relates to a method for promoting saffron growth and increasing crocin content by the application of rare earth element. 本發(fā)明涉及一種應用稀土元素促進(jìn)藏紅花細胞生長(cháng)和提高藏紅花素含量的方法。
- The chondrite-normalized distribution of the rare earth element (REE) shows light REE enrichment for the majority of samples. 磷灰石中稀土元素含量對于球粒狀隕石的標繪表明,絕大多數磷灰石樣品對于輕稀土元素有富集現象。
- This is a method that uses the rare earth element of the RE-additive to improve properties of the meta-eutectic Al-Si alloy. 用稀土元素添加劑(自制)作為鋁硅合金中加入稀土元素的中介原料,研究RE對亞共晶鋁硅合金性能的影響。
- The effects of rare earth element La during hydrogenolysis were studied by using SEM,X-ray diffraction and chemical and physical analysis. 通過(guò)采用SEM、X射線(xiàn)衍射、化學(xué)元素分析、物理分析等技術(shù),系統地研究了稀土鑭對氧化鉬氫還原的影響。
- The Photoluminescent Self-Adherent Tape (luminescent powder) is made mainly from the rare earth element and aluminate material. 本產(chǎn)品利用稀土元素的光能效應，使用非放射性物質(zhì)摻雜制造。
- The taxol release of Taxus Cuspidata cell suspension culture were studied by addition of rare earth element Ce compounds. 通過(guò)對東北紅豆杉細胞紫杉醇短期釋放行為的研究，發(fā)現細胞內外紫杉醇的分布均呈振蕩變化。
- The addition of rare earth element compounds would be an effective means to set up a new stain of Taxus Cuspidata secreting taxol. 對如何使東北紅豆杉細胞轉化為紫杉醇分泌型細胞進(jìn)行理論性的探討。
- The color of Apatite is often due to the presence of rare earth elements. 磷灰石的顏色常取決于存在的稀土元素。
- With the addition of a trace of rare earth element Y, microhardness of Cu-Cr-Zr alloy increases about 9HV, while electrical conductivity slightly decreases about 3%IACS. 而加入稀土元素Y后,使CuCrZr合金的顯微硬度提高了約9HV,而導電率降低了約3%25IACS。
- Variations of the rare earth element content in SJ3,a stalagmite which was sampled from Nuoshuihe Karstic Beauty Spot,northeastern Sichuan,are climatically related. 對采集于四川東北部諾水河溶洞群的石筍SJ3的分析結果顯示,在相對溫暖濕潤時(shí)期的石筍沉積中稀土元素含量明顯增加。
- For example, the rare earth element dysprosium is required to fabricate many of the advanced electric motors and battery systems in hybrid propulsion systems [25][24]. 例如，稀土鏑需要編造許多先進(jìn)的電動(dòng)馬達和電池混合動(dòng)力系統，推進(jìn)系統[ 25 ] [ 24 ] 。
- There were many different views about the modification mechanism of rare earth element on the microstructure, especially on the primary silicon of hypereutectic Al-Si alloy. 本文還利用熱力學(xué)以及掃描電鏡及其能譜分析了稀土元素的變質(zhì)機理。
