瞬時質量 的英文怎麼說
中文拼音 [shùnshízhíliáng]
瞬時質量
英文
instantaneous mass- 瞬 : Ⅰ名詞(眼珠一動; 一眨眼) wink; twinkling Ⅱ動詞(眨眼) wink
- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 質量 : 1 [物理學] mass 2 (產品或工作的優劣程度) quality 3 economy (離子源的); 質量標準 quality level...
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At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known
最後,對全文進行了總結,並指出今後研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫度分佈信息基礎上,進行必要的假設和推導,能同時得到火焰中某特定組分濃度的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強度高的激光源代替常規的黑體爐,能得到輻射干涉投影圖像,這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。The calculated drafts covers the whole possible ship draft in the large amplitude motion ; secondly, the research creates and solves the ship large amplitude motion equations. on the one hand, the actual calculation takes into account the coupling between the different motion modes, on the other hand, in the process of calculation of the ship hydrodynamic coefficient, it considers the influence of the nonlinear factor. the hydrodynamic coefficient used in the calculation of froude - krylov force, diffraction force and radiation force changes instantaneously following the draft, and the hydrostatic buoyancy is computed very accurately for the instantaneous immerse hull
本文的研究分為二個部分:首先利用frank源匯法計算水動力系數,計算包括不同吃水時的附加質量和阻尼系數,吃水范圍涵蓋了船舶大幅度運動時所有可能的吃水;然後建立和求解船舶大幅度運動方程,在實際計算時一方面考慮了運動模態之間的耦合,另一方面在計算水動力時,考慮了非線性因素的影響。 froude - krylov力、輻射力、繞射力中的水動力系數隨吃水瞬時變化,靜浮力的計算精確到船體瞬時濕表面積,最後用四階龍格?庫塔方法在時域內求解船舶運動方程,並進行了載荷計算。Power quality temporary and transient overvoltages
電能質量暫時過電壓和瞬態過電壓A radioactive particle moving in a blood stream causes transient changes of dose rate near its path.
當一個放射性物質在血流中移動時在它的路徑附近引起劑量率的瞬間變化。The key technique of telemetry digital diversity receiver is diversity technique, which combines independent multi - path signal or extremely irrelevant multi - path signal at less, and improves instant snr and average snr in receiver and enhances communication quality. there are many irrelevant multi - path signal in wireless
遙測數字分集接收機一個重要關鍵是分集技術,分集技術是對獨立的或至少是高度不相關的多徑信號進行相加,從而改善接收端信號的瞬時信噪比和平均信噪比,提高通信質量。From the perspective of minimum transmission losses, an instantaneous reactive power theory for systems with any number of phases and with or without neutral line is developed. under the new definition, each quantity has its own physical meaning, and the zero sequence current can be decomposed into active and reactive components. furthermore, a generalized compensation method for zero sequence current is developed
從輸電損耗最小的角度出發,提出了任意相無中性線或有中性線系統的瞬時無功功率理論,在新的理論下,每個量都有清晰的物理意義,且能分解出零序電流的有功分量和無功分量,並給出了通用的零序電流補償方法,揭示了瞬時無功功率理論與傳統平均意義下的無功功率理論的聯系及本質區別,從而為研究hvdc - vsc及各種facts裝置的無功功率控制奠定了理論基礎。Alpine orchard to apple for the quality of raw materials, the introduction of britain, germany, italy and other advanced production equipment and technology, the high - pressure cleaning, squeezing, enzymatic hydrolysis, instantaneous heat disinfection, ultrafiltration clarification, vacuum concentration, aseptic filling process from contain human needs of the various vitamins, amino acids and zinc, iron, copper and other trace elements, and maintain the natural juice taste, nutritional value high
產品簡介:以高山果園的優質蘋果為原料,引進英、德、意等先進生產設備和工藝,經高壓清洗、壓榨、酶解、瞬時高溫殺菌、超濾澄清、真空濃縮、無菌灌裝加工而成,蘊含人體需要的各種維生素、氨基酸及鋅、鐵、銅等微量元素,保持了果汁的天然口味,營養價值極高。Young almost scored with a moment of magic as he took the ball around two defenders before clipping the crossbar, but it was an all - too brief moment of quality from an england side that had seemingly run out of steam
阿什利?揚也幾乎用瞬間魔術般的表演破門得分? ?他持球面對兩名后衛然後射門擊中了球門橫梁,但那是英格蘭隊下半時質量最高的一次射門,似乎這次射門用盡了他們最後的精力。The main product instant no power but automatic compensating controlling device is especially applicable to the places, where the instant charge changes acutely and continually, and this product has got state patent and the quality and technical indexes are one - up level of our country in the same products, and it has been recognized as energy - economizing product by china energy - economizing association and it has won the award of excellent technological product of international technology management association and it has been added to 1 net of china petroleum energy
主要產品瞬時無功功率自動補償控制裝置,特別適用於瞬時負荷變化大而頻繁的用電場所,該產品已獲國家專利,在同類產品中質量及技術指標處于國內領先水平,被中國節能協會認證為「節能適用產品」 ,榮獲國際科技管理協會「優秀科技產品」獎,已加入中國石油能源一號網。A ptv system was developed which allows particle velocities across a flow plane to be measured at a single instant. ptv presents a new efficient technique in hydraulic measurement
該系統具有可靠的精度,能同步量測全剖面的顆粒瞬時運動信息,為懸移質運動量測提供了嶄新的技術手段。Harmonized system of quality assessment for electronic components - blank detail specification : thyristor diodes, transient overvoltage suppressors
電子元器件質量評定協調體系.空白詳細規范:防瞬時過電壓閘流二極體An on - line minimum - variance estimator was developed for thrust acceleration applied to orbit transfer using discrete - time radar measurements. the mass - flow - rate of propellant was selected as a state variant, which was estimated by employing an integral state model and ekf filter. the variation equations for measurement vector to mass - flow - rate have been established to linearize the discrete - time measurement equations. the algorithm has applied successfully to maneuver process in commanding satellite into geo - stationary orbit. the results show that the algorithm developed here can monitor and determine whether engine works well or failure precisely and quickly during orbit transfer process
飛行器軌道機動過程中,為跟蹤、定位機動目標和干預機動控制過程,需要統計處理離散的雷達觀測量實時估計推進發動機的推力,進而確定飛行器的瞬時軌道參數.本文所述演算法是該工程問題的探討和解決方案.文章建立了軌道機動過程中連續變質量運動模型和離散雷達量測模型,推進發動機的質量秒耗量作為表徵推力加速度的一個近似常量,應用擴展卡爾曼濾波對離散的雷達測量數據進行順序統計處理給出秒耗量的最小方差估計;文章詳細地推導了線性化量測模型的變分方程和觀測矩陣;模擬結果表明該演算法能快速、準確地估計推進發動機的質量秒耗量和向機動目標施加的實際推力Using numerical simulation method, detailed dynamic pressure variations, transient gas temperature and mass flow rate in the ptr, and the coefficient of performance of ptr and the exergy losses of all parts of ptr were obtained
用數值模擬方法得到了製冷機內部各點的壓力、溫度、質量流率等參數的瞬時變化情況及整機的製冷系數,並得到了製冷機各部件的(火用)損失及整機的(火用)效率。The effect of initial static load on the instantaneous response makes the amplitude of vibration of horizontal and vertical displacement bigger than that without the effect
初始靜力效應對結構瞬態響應的影響與剛度、質量、阻尼等因素有關,剛度越小,質量、阻尼越大時,初始靜力荷載效應對結構最大位移影響越小。Because of their controllable viscosity and short response time, er fluids have been regarded as one kind of smart material for active devices
當對它施加電場時,其粘度瞬間變化幾個數量級,表現出類固體的性質。A reversible changes happens when exposed to an external electric field. apparent suspension viscosities and shear stress can increase several orders of magnitude
當對它施加電場時,其粘度和剪切強度瞬間變化幾個數量級,表現出固體的性質,具有快速可逆的特點。Apparent suspension viscosities and shear stress can increase several orders of magnitude. the kaolinite - organic matter intercalation compound is a new material with properties both of kaolinite and organic matter
當對它施加電場時,其粘度、剪切強度瞬間變化幾個數量級,表現出固體的性質,具有快速可逆的特點。Then, the hilbert transform is applied to each modal response to obtain the instantaneous amplitude and phase angle time histories. a linear least - square fit procedure is proposed to identify the natural frequency, damping ratios, physical mass, damping and stiffness matrices from instantaneous amplitude and phase angle for each modal response
然後對各階模態響應進行hilbert變換,得到瞬態幅值和相位角的時間歷程,再運用線性最小均方擬合來識別自然頻率、阻尼比、質量、剛度和阻尼矩陣。With instantaneous detector of printing image, the printing quality can be controlled at any time
印刷圖像瞬時檢測裝置,可隨時了解掌握印刷質量。The whole - body gamma knife system is a kind of non - invasive medical instrument by using co - 60 as the gamma ray source. according to geometrically focusing theory, the gamma knife system can precisely focus in spirals 30 beams of gamma rays from different directions to a target through a collimator. by the collimator s direction, the predetermined lesion will be under radiation in heavy dose and subsequently be destroyed completely
體部伽瑪刀是利用能產生伽瑪射線的鈷60作為放射源,根據幾何聚焦原理,將30束伽瑪射線從不同方向和位置通過準直后經一個固定的軸旋轉聚焦到焦點,形成品質優良的劑量區,將腫瘤組織置於該高劑量區中,即可在預定時間內將病變組織摧毀,體表和焦點以外的正常組織僅受到瞬時照射而基本上不受損傷。分享友人