測流浮體 的英文怎麼說
中文拼音 [cèliúfútǐ]
測流浮體
英文
drift float-
Practice for emulsification suspension of multiphase fluid waste materials
多相流體廢水懸浮物測定慣例This paper researches on the water and suspension in zhujiang ( pearl ) river and her three branches, sampling in makou hydrological gorge station of xijiang river, hekou hydrological gorge station of beijiang river and boluo hydrological gorge station of dongjiang river. the author calculated the riverine carbon flux and measured the content of different carbon forms and carbon isotope composition. furthermore, the author also studied drainage basin erosion and the influence of vegetation distribution on erosion
本文以珠江水體、懸浮物為研究對象，通過對西江馬口、北江河口、東江博羅斷面水體取樣，分析水體中不同形態碳含量，測定碳同位素值，並計算了河流碳通量值；還對珠江流域的侵蝕狀況及植被分佈對流域侵蝕的影響進行了探討。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。This paper gives a comprehensive presentation about the fundamental of the flow - measuring method by flume, the design of khafagi flume and the buoy - level mechanism, the signal conversion by the angle measuring sensor and the deduce of the flow equation. it also introduces the hardware design, the development and emulation on software of the intelligent measuring meter in detail. the error of flow measurement is analyzed and calculated in the end either
本文對槽式流量測量的基本原理、卡發基槽和浮桿測量機構的設計、角度傳感器的信號轉換以及流量計算公式的推導做了全面的闡述；詳細介紹了智能儀表應用系統的硬體電路設計和應用軟體的開發及模擬調試；最後對測量系統的各項誤差進行了分析和計算。Pda laser flow velocity testing technique was used to measure the flow velocity of solid particles in the solid - liquid - gas three - phase system in a flotation cell and obtained the velocity distribution of solid particles so as to provide reliable data for the study on adsorption and deadsoption mechanism of particles onto and off from bubbles
採用pda激光流速測試技術，在固-液-氣三相體系中對浮選槽中固體顆粒進行了流速測定，獲得了固體顆粒的速度分佈，為礦粒與氣泡粘附過程和脫附過程機理的研究提供可靠數據。The specific methods : 1. to ascertain five control indications including suspended solid content, grain diameter median, oil content, iron bacteria and saprophytic bacteria by carrying out the experiment of core flow ; 2. to ascertain indications of sulfate reducing bacteria and average corrosion rate by carrying out the experiment of revolving corroded test pieces ; 3. to ascertain indications of average scaling rate and total mineralization degree by carrying out the experiment of scaling prediction and sensibility
具體的做法是：採用巖心流動試驗確定懸浮固體含量、顆粒直徑中值、含油量、鐵細菌和腐生菌五項控制指標；採用旋轉腐蝕掛片實驗確定硫酸鹽還原菌和平均腐蝕率指標；採用結垢預測和敏感性實驗確定平均結垢率和總礦化度指標。The thermal conductivities of the oil - nanoparticles nanofluids and the water - nanoparticles nanofluids are measured by using this instrument. the effects of the volume fraction, dimensions, properties of the nanoparticles and temperature on the thermal conductivity of nanofluids are discussed
採用nxe - 1型粘度計測量了納米流體的粘度，分析了納米粒子的體積份額、屬性、尺度及納米流體懸浮穩定性對納米流體粘度的影響。In this dissertation, on the basis of researches on the mechanisms of electrorheological effect and the change in microstructure of composite dispersion under the applied electric field. the theoretical analysis to rheo - optic characteristics of an electrorheological fluid under an electric field is first conducted systematically. the light - controlling properties of an electrorheological fluid is ev aluated and an intelligent structure of electrorheological fluids - based smart windows ( erfsw ) is proposed and designed at the first time
本論文在研究雙相復合懸浮液電流變效應機理，及場致微結構變化特徵的基礎上，首次對電流變體流變光學特性進行了較深入的理論分析，並對電流變體的光學調控特性進行測試，從而首次提出並設計了光學特性動態可調的電流變體靈巧窗（ electrorheologicalfluids - basedsmartwindow ， erfsw ）智能結構，為電流變體應用研究提出了一條新思路，開拓了電流變體在靈巧窗智能結構等方面的應用。The results showed that the accuracy and the repeatability for online concentration acquisition could not be assured with this approach even though the obtained electroconductivity curves were essentially consistent with those of hlozny ' s, because the electrode constant will be changed in the crystallization operation
但由於懸浮晶粒及其在強流體場作用下對測試電極產生的沖刷破壞作用，致使電極常數改變，影響測定結果的準確性和重現性，難于實現濃度的在線測定。分享友人