液體比熱 的英文怎麼說
中文拼音 [yètǐbǐrè]
液體比熱
英文
liquid specific heat-
In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased
同時採用有機硅單體延遲滴加及添加水解抑制劑等技術，有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水解及縮合反應，提高了聚合物大分子鏈中有機硅鏈節的含量；利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵，並通過對共聚產物力學和吸水率的測試，證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能；從分子設計角度出發，利用醇解反應合成出水解、縮合反應速率較慢的兩種新型不飽和有機硅單體： ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷；利用核磁共振對新型硅烷單體結構進行了證實；研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液，且其聚合產物具有較高的力學及耐水性能。Compared with lehua manganese deposit in pingxiang - leping faulted basin, which is a sedimentary hydrothermal superimposed type, both orebodies are different obviously in orebody scale, ore type and tenor of manganese etc., it should be a deposit with different genetic type
並與萍一樂斷陷盆地內的沉積加熱液疊改型樂華錳礦床進行了對比分析，二者在礦體規模、礦石類型、錳品位等方面存在顯著差別，應屬不同成因類型的礦床。05. 02 test method for specific heat of liquids and solids
測定液體和固體比熱容的試驗方法Standard test method for specific heat of liquids and solids
液體和固體比熱的標準試驗方法Mix cake flour & custard powder, pass through a sieve, then add to the hot liquid. the mixture could be a little dry
麵粉和吉士粉混合併過篩，倒入前面的熱液體，輕輕攪拌。這時比較干。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。With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion
研究結果表明：通過對rpc各組分摻量變化的研究，可以找到rpc的最優配合比；試件成型后的熱養護制度對rpc的性能影響巨大； rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況，剛纖維的摻入可以大幅改善rpc的韌性； rpc在成型后存在較大的收縮，而其中的化學收縮要遠遠大於乾燥收縮； rpc具有很強的抗氯離子滲透性能，漿體的密實度很高；通過x射線衍射實驗，可以發現rpc的膠凝體中ch晶體已經幾乎不存在，膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成；在抗溶液侵蝕的實驗中，摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件，酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用，但是機理各有不同。The 60mn hot die forging hydraulic press, with weight 30 % reduction of the main body compared with the traditional hydraulic press because of plate frame structure designed through new idea by adopting transverse pre - tightening technology mainly embodying the design and manufacturing level of the heavy - duty hydraulic presses at modem times, the first one with independent intellectual property right designed by china itself and a transverse pre - tightening plate - frame hydraulic press with max. tonnage in the world at present
摘要60mn熱模鍛液壓機，採用橫向預緊技術，創新設計了板框式本體結構，與傳統液壓機相比，機械本體重量減少了30 % ，採用的主要技術集中體現了當代大型液壓機設計和製造技術水平，成為中國自行研製的具有自主知識產權的首臺，並且也是目前世界上最大噸位的橫向預緊板框式液壓機。Water has higher melting point, boiling point, heat of vaporization, heat of fusion and surface tension than comparable hydrides such as hydrogen suiphide or ammonia or most liquids
與氫硫化物、氨水或其他大多數的液體相比，水具有較高的熔點、沸點、蒸發比熱、熔解熱和表面張力。The membrane properties were found to be dependent upon the content of styrene. the membrane physic - chemical properties compare to nafion 117 except that their chemical stability has to be further improved to make them acceptable for practical use in the proton exchange membrane fuel cell. the proton transport through the membrane follows the " liquid - like " proton conductivity mechanism y and the water balance is important for the working condition of the fuel cell
對磺化膜的研究分析表明：膜的性能參數如離子交換容量、吸水率、水合系數、形體穩定性、導電性能、化學與熱穩定性等依賴于膜中苯乙烯含量，且接枝苯乙烯相互間的位阻效應對膜性能影響很大；膜的性能可與nafion膜相比較；質子在膜中的傳導遵循「似液體」質子傳導機理；電滲析與擴散作用使膜保持水平衡。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For the type choice to each ited of technical equipment, rebuilding and its difficult points, we also discussed it. to the three kinds of heating methods steam heating, organic carrier heating and electrical heating mentioned in the paper, it deals with the four sides including energy saving, meeting the requirement of shippers, meeting the requirement of environment protection and technical possibility. we respectively compared its strong points and weak points, finally decided to utilize organic carrier heating as the technical plan of liquid sulfur heating in harbor transferring
研究了液體硫磺自身對工藝的要求，結合港口特殊作業環境探討了對工藝的制約以及對各項技術設備的選型、改造等難點也進行了探討，對文中提到的三種加熱方式、蒸汽加熱、有機熱載體加熱、電加熱從節能滿足貨主要求，滿足環保要求，工藝的可靠性四方面著手，分別比較其優劣，最終選定利用有機熱載體加熱作為港口加熱中轉液體硫磺的工藝方案。During the technology researching process, it mainly introduces and compares the existing plan of liquid sulfur heating technology and its relative merits at home and abroad. at ghe same time we discussed the difficulty and main points for the technical innovation in existing plan, and totally introduced the operating principle, technological process, the technology relative merits and widely application on organic carrier heating
在工藝研究過程中主要介紹比較了國內外現有液體硫磺加熱工藝的方案及其優缺點；同時探討了在現有方案上進行技術改造的困難和要點，以及全面介紹了有機熱載體加熱的工作原理，工藝流程、工藝的優越性和廣泛應用。In this paper, the in - vehicle water - heater control model is analyzed and kinds of control theory is compared. so, a scheme of the fuzzy - logic theory to the vehicle temperature control is presented
本文通過對車載液體加熱器控制模型的分析和各種傳統控制理論與方法的比較，確定了對車廂採暖進行模糊控制的方案。Laboratory glassware. glass hydrometers. conventional value for the thermal cubic expansion coefficient for use in the preparation of measurement tables for liquids
實驗室用玻璃器皿.玻璃制液體比重計.熱體積膨脹系數的常用值Fans consume more power than the pumps of a liquid system, but if the unit is installed in a facility that uses air distribution, only a slight power cost is chargeable against the solar space - heating system
風扇比起液體系統的泵，需要更多能量，但是如果工廠中建立的使用空氣分配的單元，相對太陽能空間加熱系統，僅僅需要很少的能量付出。A titanium alloys possess characteristics such as high specific strength, low thermal conductivity, good compatibility to medium and good resistant to hydrogen embrittlement, which makes a titanium alloy suitable for the use in liquid fuel tank and tube at cryogenic temperature
鈦合金在低溫下具有比強度高、導熱率低、熱膨脹系數小、介質相容性好、抗氫脆等特點。這些性能特點使得鈦合金能很好的滿足液體燃料儲箱和低溫管道的使用要求。In this paper, according to the thermodynamic stabilization of mixture fuels of diesel fuel and alcohols ( sometimes with water ), they can be divided into two classes. one is thermodynamic stable system and the other is thermodynamic unstable system
本文從穩定性的角度將柴油-醇（有時也有水）混合液分成熱力學上的穩定體系和熱力學上的非穩定體系，並分別進行研究和比較。A new class of heat transfer fluids called " nanofiuids " has been proposed. nanofluids refer to a new kind of heat transport fluids by suspending nanoscaled metallic or nonmetallic particles in base fluids. nanofluids are expected to exhibit heat transfer properties superior to those of conventional heat transfer fluids
納米材料科學的迅速發展給強化傳熱領域帶來了新的機遇，有學者提出了一個嶄新的概念?納米流體：即以一定的方式和比例在液體中添迦納米級金屬或非金屬氧化物粒子，形成一類新的傳熱冷卻工質。The results were then compared to the mean heat transfer performance of the same bundle exposed to uniform flow field
結果是比較同一捆綁管被暴露在不均勻液體流程領域的平均熱傳遞性能。分享友人