液態線 的英文怎麼說
中文拼音 [yètàixiàn]
液態線
英文
liquidus-
This thesis aims to design one instrument to measurement of the fluid thermal conductivity by used the hot - wire method ( hwm ). firstly expatiated on the theory of this method, got the academic solution by analyzing the ideal model, and then amended the ideal solution to satisfy the factual situations
本文重點討論瞬態熱線法測量液體的導熱系數,從理論與實驗及數值模擬的角度分析探討瞬態熱線法測量液體導熱系數原理及其實現過程,並分析理論與實際測量過程中的誤差產生原因及誤差避免與校正。With the development of printed circuit board ( pcb ), liquid photo imageable etching resist ink has become the prime process technology of the fine line graph facture
摘要隨著印製電路板( pcb )行業的飛速發展,液態光致抗蝕油墨已逐漸成為精細導線圖形製作的主要方法。In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。2, upon heating to their respective melting temperature, all the compounds above went to liquid crystal phase. the typical chiral smectic c phase lined texture and finger print texture, smectic fan texture and broken fan shaped texture, nematic schlieren texture schlieren texture and ball grandle texture, paramorphosis texture can be observed
實驗結果表明:一,化合物2 、 4 、 16 、 17和18均具有熱致液晶性;二,以上化合物加熱至各自的熔點以上都能形成液晶態,在液晶態可以觀察到新的席夫堿型液晶冠醚的合成與表徵手性近晶c相的層線織構和指紋織構。When flux appears liquid and transparent on both tube and valve, start sweeping flame back and forth along axis of joint to maintain heat on parts to be joined, especially toward base of valve socket
當焊劑變成液態並且在管道和閥門上呈現半透明狀態時,開始將火焰沿著連接部件的軸線進行進退烘烤,以保持連接部件、特別是閥門套筒底座部位的熱度。Two of us ( grant and starr ) developed the idea further in papers that explored how ultracold hydrogen ? either liquid or supercritical gas ? might both chill the superconducting wires and deliver energy in chemical form within a continental - scale system
我們其中兩位作者(葛蘭特和史塔)曾經發表論文,探討超冷氫(包括液態或超臨界態)是否可用以建立大陸規模的系統,在冷卻超導線路的同時,傳輸化學能源。In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design
第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析,給出了離心泵葉片型線的參數方程;它是以葉片安裝角為參變數,以引入的速度系數k _ v作為中間因子,將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實,在離心泵葉片型線的設計過程中,它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力,或者說,離心泵型線的設計是其水力設計的核心。Adsorption distribution coefficients increase with the increasing of temperature. the concentrations of redox reagents have light effects on adsorption within the studied concentration range
測定了硝酸溶液中三種價態的鎿在硅膠上吸附的等溫線和表觀吸附熱。The reflector can increase the neutron flux obviously and the main processes of the neutron yield in reflector are spallation reaction induced by energetic hadrons and ( n, 2n ) reaction. when the moderator height is equal to the distance between the upper part and the lower part of the split target, the total neutron flux of the split target will be higher by 20. 1 % than that of the integral one. secondly, the high - energy neutron escaping from the target will enter into the moderator and be slowed down
得到經水慢化器慢化后,中子通量在慢化器厚度與高度方向上的分佈;比較了水與液態氫的慢化能力以及中子在水、液態氫、液態甲烷這三種慢化器慢化后的能譜;在csns的靶站設計中,引出慢中子的導管不完全位於慢化器中子引出面的法線方向上,因此進一步計算了中子通量角分佈。Methods for calibration of vertical cylindrical tanks for petroleum and liquid petroleum products - optical - reference - line method
石油和液態石油產品用立式圓柱形儲罐的校驗方法.第2部分:光學基準線法Ten years after the discovery of high - temperature superconductivity, a technical study by the electric power research institute ( epri ) concluded that with liquid nitrogen as a coolant, a five - gigawatt dc “ electricity pipe ” could compete economically with a gas pipeline or conventional overhead lines for transmission distances of 800 kilometers or more
發現高溫超導特性的10年之後,美國電力研究所( epri )一份技術研究報告指出,以液態氮當做冷卻劑時, 50億瓦特的直流電管傳輸800公里以上的成本,跟瓦斯管線或傳統架空電纜差不多。This paper presents an adaptive control for the semi - active suspension using the combination of mr damper and feedback neural networks. analyzing the mr damper, a smart actuator, chapter 3 gives the design of pre - amplifier of current, which provides the external magnetic field. and it discusses the additional nonlinear stiffness resulted from the transition of mr fluid from liquid to semi - solid or solid
在分析新型智能材料用做作動器的磁流變阻尼器特性的基礎上,本文給出阻尼器線圈的前置電流放大電路,並討論了因磁流變液體固液態之間的可逆變化而產生的懸架系附加非線性剛度。Radar observations using earth - based radio telescopes have pierced those clouds and suggest the presence of lakes composed of liquid hydrocarbons
利用地球表面無線電波望遠鏡所做的雷達觀測,可穿透這些霾霧,看見可能是由液態碳氫化合物組成的湖泊。The simulation results conform with the test results, which certificate the model. the liquid infiltration - extrusion process is simulated lively by the superiority and powerful nonlinear solution function of the fem software, the perfect contours and curves are obtained
並且利用有限元軟體的優越性和強大的非線性求解功能,對液態浸滲擠壓過程進行了很好的模擬,利用軟體完善的后處理功能,得到了完美的等值線和帶狀雲圖。In this paper, the temperature fields during liquid infiltration extrusion of composites are simulated with the fem, the seepage fields of liquid metal are simulated with the fdm. both the temperature fields and the seepage fields are coupled, the temperature variation curves, infiltration front process curves and velocity variation curves with time are obtained
本文採用有限元法模擬了液態浸滲擠壓復合材料浸滲過程溫度場,採用有限差分法模擬了液態金屬滲流場,將兩者間接耦合分析計算,得到了浸滲區域的溫度變化曲線、浸滲前沿及浸滲速度隨時間變化等曲線。Furthermore, asymptotic techniques to analyze large hartmann parameter flow and interaction parameter flow are employed and an analytical model has been developed for the calculations of mhd pressure drop of liquid metal flow in a packed pebble bed
利用漸近線分析法對大hartmann參數流進行分析,給出了球床液態金屬溢流的磁流體動力學壓力損失的建模分析和計算結果。The researchers developed a manufacturing method that begins by making a bas - relief mold in a quartz plate that contains an indented image of transistors, wires or other components of electronic circuits
研究人員所發展的製造方法,是先在一塊石英板上做出淺浮雕鑄模,上面縮印了電晶體、導線或其他電子?路,然後再把這個鑄模放到晶片表面的一層液態單體上,液體便會填滿鑄模的凹陷處。Petroleum liquids - automatic pipeline sampling - statistical assessment of performance of automatic samplers determining the water content in hydrocarbon liquids
液態原油.自動管線取樣.測定烴類液體中水含量的自動取樣器的性能統計評估Finding liquid water on mars would yield clues to more than geological processes. liquid water has also been a key focus of the search for extraterrestrial life
液態水的發現不僅僅只是提供地質處理的線索。液態水還是搜尋外星生命的關鍵。Petroleum and liquid petroleum products - calibration of vertical cylindrical tanks - part 2 : optical - reference - line method
石油和液態石油產品.直立式圓筒狀油罐的標定.第2部分:光學參比線法分享友人