液態元素 的英文怎麼說
中文拼音 [yètàiyuánsù]
液態元素
英文
liquid element-
Liquid helium is inert, colorless, odorless, noncorrosive, extremely cold, and nonflammable. helium will not react with other elements or compounds under ordinary conditions
液態氦不活潑，無色，無嗅，無腐蝕性，溫度極低，不可燃。氦一般情況下不同其它元素或化合物反應。The result shows that with the addition of rare earth elements, ultrasonic irradiation and magnetic field, the chemical component, surface configuration, microstructure and properties of electroless co - ni - b and co - fe - b alloy changes remarkably. such kind of change can be described as the followings. firstly the depositing speed of electroless alloy bath is raised while the polarizability and cathodic overpotential are reduced ; secondly the surface quality of the alloy coating and adhesion of the coating and matrix are improved ; thirdly in the coatings the content of the elements in the transient group increases, but the content of cobalt decreased ; fourthly the amorphous structure is transformed to microcrystal structure and polycrystal structure ; fifthly the microhardness and wear resistance of the coating are enhanced ; sixthly coercitive force is reduced, and magnetoconductivity of the coating is increased ; lastly the magnetic intensity of the coating increases with the addition of energy and light rare earth elements such as ce, la and decreases with the addition of heavy rare earth elements such as y. on the other side, when the alloy coatings passes through the heat treatment under the temperature of 250 or 500, their properties will change
結果顯示化學沉積co - ni - b 、 co - fe - b工藝在稀土元素（ ce 、 la 、 y 、 dy ） 、能量（超聲波、磁場）介入后，沉積過程、合金成分、鍍層形貌結構和性能都有顯著變化，表現在：鍍液的陰極極化過電位和極化度降低，沉積速度提高；鍍層的結合力、表面質量改善；鍍層中過渡族元素的含量增加，輕元素硼的含量降低，同時證實了稀土元素與過渡族元素共沉積的可能性；鍍層的顯微結構由非晶態向微晶和多晶態轉變；鍍層的顯微硬度與耐磨性提高，力學性能優化；鍍層的矯頑力降低；磁導率提高；鍍層的磁化強度在能量（超聲波、磁場）和輕稀土元素ce 、 la介入后提高，重稀土元素y介入后降低。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中，模擬結果表明，保壓時間是影響製件成形質量的關鍵因素之一，擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大，需進行參數之間的協調，只有當變形區內部始終維持準固態時，才能實現穩定的液-固擠壓成形過程；在變形場的模擬中，根據液態浸滲擠壓的成形特徵，選用了雙曲正弦剛-粘塑性有限元計算模型，研究了變形過程中應力應變場的變化規律，研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material
研究表明:電解液的配製過程中，氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響，其中溶液ph值是最主要的影響因素;在儀器的使用條件探索中，理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍，並發現循環伏安掃描速度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點，在此選用與釕同一族的銥作為共沉澱元素，銥的加入會阻礙氧化物的沉積速度，銥的比例超過50 %會使沉積作用停止，但是二元氧化物的協同作用使沉積的活性物質比容量大大提高;一定溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕，從而提高活性物質的穩定性。Different liquids, pure water and hydrochloric acid, nitric acid and aqua regia were tested with icp - ms analysis to collect borehole nanoscale material, and concentrations of elements in varied liquids were determined
摘要利用等離子體質譜技術，對已知礦區井下進行了純水和不同濃度的鹽酸、硝酸和王水等液態捕集劑的捕集吸附性能試驗研究，獲得了不同液態捕集劑中元素含量隨濃度變化的規律。At first, the recent development of the simulation to cargo system of chemical ship is introduced. the significant of the research, methods and the characteristics of system simulation are also discussed. the model of cargo liquid and ballasting pipeline network is then simulated by the methods of predecessors
文章首先介紹了散裝化學品船液貨系統模擬發展的現狀，闡述了化學品船液貨系統模擬研究的意義，以及模擬的方法和特點；之後運用前人的管網有限元方法對母型船液貨、壓載管網進行模擬建模，在系統地考慮了多種因素的前提下，實現了化學品船液貨系統操作動態模擬和靜態模擬。Chinese estuaries are shallow with abundant water and high concentration of suspended sediments, and of particularly interest in studying particulate - solution transformation
中國河流普遍具有水淺、多沙和涇流量大的顯著特徵，因此，研究中國河口區元素固-液相態變化過程具有區域特殊性意義。Secondly, based on the account of hydraulic dynamic factor ( hydro - capacitance and hydro - inductance ) and the analysis of each component ' s math model, the system ' s math models of three situations are established
其次，在充分考慮液壓系統的動態因素（液容和液感） ，並對各液壓元器件建模分析的基礎上，分別建立了速閉閘液壓控制系統在泵或蓄能器作用下開啟、關閉閘門過程的數學模型。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素，以便充分掌握影響孔度大小、分佈、形態的因素，使孔度調控范圍得以拓寬，使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發，分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程，它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程，可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料，其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜，通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定，不同厚度的多孔膜形貌研究，不同x （聚合物-溶劑相互作用參數）體系所制備的多孔膜形貌等需深人研究Certain chemical elements, such as carbon, hydrogen, nitrogen and oxygen, are essential for life and they all require liquid water to facilitate biologically important chemical reactions
碳氫氮和氧這些化學元素是生命的必要一環，而它們都需要液態水來進行重要的生化作用。Seaward element fluxes change considerably in the estuary, and it is important to understand effects of estuarine processes on the phase transformation of elements in order that the flux of dissolved phase can be properly made
河口中元素向海洋的輸送通量變化很大，為了能正確地評估溶解態元素的輸送通量，弄清楚河口混合過程對元素固-液相態轉化的各種效應是重要的。Water properties like salinity and concentration of suspended sediments in the estuary vary in time and space, and alter the element partitioning between solid phase and solution via adsorption and desorption
河口中的鹽度、懸浮泥沙濃度等因素的時空變化頻繁，並通過吸附及解吸等過程式控制制著化學元素在顆粒固相和溶液相之間的相態分配。In this study, effects of salinity, ph and spm on the solid - liquid phase partitioning for some trace elements ( cu, zn, cd, co, ni ) were examined with the samples from changjing estuary
本論文即針對取自長江口的樣品，系統性地研究了鹽度、 ph和懸浮泥沙濃度等重要環境因素對一些微量化學元素（包括cu 、 zn 、 cd 、 co 、 ni ）固-液相態變化的影響。分享友人