您要查找的是不是:
- When rare earth metal ion is used, the tetrazine is opened with unusually way. 而稀土與四嗪作用時發現四嗪環的異常開環。
- The oscillatory relaxation of the rare earth metal surfaces has been investigated with LEED spectra. 用LEED譜,研究了稀土金屬表面的振動弛豫。
- Yet another rare earth metal, lanthanum, is a major ingredient for hybrid car batteries. 而另一種稀土金屬鑭,則是混合動力車電池的主要原料。
- Kang S K,Gow K V. Mechanical properties of rare earth metal treated rail steel [J]. Metal Trans, 1979,10A(10) : 1800. 林勤;付廷靈.;高碳鋼中稀土元素與碳相互作用的研究[J]
- Main products are W crucible, W electrode, W tube, W target, applying to rare earth metal extracting quartz glass . X-rary tuck . We can and shape according to users request . 主要產品有鎢坩堝、鎢電極、鎢筒、鎢靶、適用於稀土冶鍊、石英玻璃行業、X光管等,也可根據客戶要求,製作不同規格,形狀的鎢製品。
- Rare earth metals have purifing and fining and alloying effects. 稀土金屬在鋁合金中具有凈化、細化和合金化效果。
- Shi Min,Cui Shi-Cong.Electrophilic aromatic nitration using perfluorinated rare earth metal salts in fluorous phase [J].Chem Commun,2002,9:994-995. 易文斌;蔡春.;全氟辛基磺酸稀土金屬鹽催化氟兩相酯化反應[J]
- Kang S K, Gow K V. Mechanical properties of rare earth metal treated rail steel [J]. Metal. Trans., 1979, 10A(10): 1800. 林勤;付廷靈.;高碳鋼中稀土元素與碳相互作用的研究[J]
- On purpose to improve the silk fiber performances, the sericin fixing agent containing rare earth metal ions was used to fix the sericin to weight the silk fibers. 以改善真絲纖維的性能為目標,採用含稀土金屬離子的絲膠固著劑來固著絲膠,達到了增重真絲纖維的目的。
- Main products are W crucible, W electrode, W tube, w target, applying to rare earth metal extracting quartz glass. X-rary tuck . We can and shape according to users request . 產品有鉬頂頭、鉬板坯、鉬桿、鉬圓片、鉬電極、鉬坩堝、還可根據用戶要求生產各種形狀、尺寸、性能的鉬製品。
- The structure changes of silk fiber with different weight gain, by using sericin fixing agent containing rare earth metal ion, were studied in this paper. 用稀土金屬離子通過形成配位結合來固著絲膠,製備了不同增重率的絲纖維,研究了增重絲纖維結構變化。
- Mansfeld F,Chen C,Breslin C B,et al.Sealing of anodized aluminum alloys with rare earth metal salt solutions[J].Journal of the Electrochemical Society,1998,145(8):2792. 李久青;盧翠英;田虹;等.;鈰鹽在鋁合金陽極氧化后處理工序中的應用[J]
- Microstructural Characteristics of Laser Clad Coatings with Rare Earth Metal Elements, Journal of Materials Processing Technology, K.L.Wang, Q.B.Zhang,M.L.Sun,139(2003), P448-452. 碳納米管/聚乙烯複合材料薄膜紫外線透過性能的研究,高等學校化學學報,狄澤超,盧偉哲,王昆林,梁吉,25(2),2004,394-396;
- In order to get the best process condition, the sericin fixing rate as a function of temperature, time, pH value, concentration of rare earth metal ion and accelerating agent were investigated in this work. 探討了各種工藝因素,如溫度、時間、pH值、稀土金屬離子濃度、促進劑濃度等對絲膠固著率的影響,從而得到不同絲膠固著率的最佳工藝條件。
- It is used in rare earth metals smelting or used as high temperature containers. 主要用於稀土金屬冶鍊等用。作高溫容器。
- The influence of the oxygen balance of pyrotechnical combustion agent and the structure of its rare earth metal shell on the burning performance of the combined combustion element were studied. 分析了煙火燃燒劑的氧平衡及稀土殼體的結構對複合燃燒元件燃燒性能的影響,提供了複合燃燒元件的各項物化性能數據。
- A reddish-brown mineral containing rare earth metals; an important source of thorium and cerium. 一種紅褐色礦物,含稀土金屬,是釷和鈰的主要來源。
- Gschneidner K A Jr.Preparation and purification of rare earth metals and effect of impurities on their properties. 湯愛濤.;稀土在鋁合金中的除渣和除氣的若干熱力學和動力學分析[J]
- The chemical structure changes of the silk fibers after the sericin fixing with the sericin fixing agent containing rare earth metal ions were analyzed with FT-IR and laser Raman spectra. 用傅里葉紅外光譜和激光拉曼光譜分析了經含稀土金屬離子的絲膠固著劑對真絲纖維進行絲膠固著后絲纖維化學結構的變化。
- The reactions of thiophene contained in FCC naphtha over USY zeolite, rare earth metal exchanged Y zeolite and Zn modified Y zeolite were studied on the MAT and correlated with zeolite acidity. 採用催化裂化微型反應評價裝置,考察了不同稀土含量的Y型分子篩及其鋅改性后對催化裂化汽油中噻吩硫轉化能力的影響,並與分子篩酸性關聯,提出噻吩反應的可能途徑。