測速板測速板 的英文怎麼說
中文拼音 [cèsùbǎncèsùbǎn]
測速板測速板
英文
log chip-
This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單元電路連接器設計製成輸入輸出電子控制檢測端子，並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測；並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除；動態數據讀取和波形測試和故障模擬等。此外，本論文還分析了傳感器和執行器典型故障波形。At first, in the process of experiments, it were measured that dry plate pressures drop and point pressures in the flow fields around the single fixed - valve and double fixed - valves under different velocities by using of pitot tube. after that point pressure was transformed to point velocity, two dimensions flow plane of flow fields around fixed - valve were plotted to observe the difference between of the fixed - valve tray with fold edges and the common rectangular fixed - valve tray on the distributions of flow fields and pressures, to provide comparisons and refer - rence for cfd simulation
在實驗中，利用測速管等儀器對在不同速度下的單閥和雙閥固定閥周圍的流場進行了點壓力測量，然後把點壓力轉化為點速度后繪出固定閥周圍流場的二維流線圖，同時測定了塔板的干板壓降，來考察新型固定閥帶折邊后對流場分佈和壓降的影響，為隨后的數值模擬提供對比和依據。With the research object of overbank soft clay near the yiluo river, by means of pack drain to accelerate the consolidation of the soft ground and analysis of fourteen selected representative observation section, in the same time with the help of such testing apparatus as settlement plates, deflection inclinometer, piezometer, telescoping tube, my study not only evaluate the effect of pack drain ' s quickening up the consolidation of soft ground impersonalily and scientifically but also sum up the settlement disciplination of overbank soft clay after more than one years ? observation of settlement and stability continuously
本文以伊洛河河灘相軟土為研究對象，利用沉降板、測斜管、孔隙水壓力計、分層沉降標等多種測試儀器，選取14個有代表性的觀測斷面，進行了一年多的沉降與穩定觀測。通過對觀測數據的分析，進而對袋裝砂井加速河灘相軟土固結效果進行了客觀、科學的評價，同時推算了沉降系數m _ s和固結度參數，並對河灘相軟土的沉降規律進行了分析。If we take out several measuring points along the bore axis and work out the amount of bore wearing, we can consult and calculate the muzzle velocity reduction of the piece by reference of the curve board
沿膛軸方向取若干個測點，當測出各點的炮膛磨損量后，即可從曲線板中查取計算出火炮的初速減退量。High energy explosive was used to create a powerful and planar shock wave for accelerating flyer plate to high velocity, and high pressure was produced when flyer impacting with the sample. in the experiments, the impactor was brass and target was ofhc copper. by measuring the shock wave velocities of hr2 steel, high - density glass, aluminium alloy ( ly12 / lf6 ), magnesium - aluminium alloy ( mb2 ), polymethyl methacrylate and air, shock pressure and release isentrope of ofhc copper have been obtained
採用化爆加載、平面波發生器和空腔增壓技術，以黃銅為飛片，無氧銅為靶板，測量了抗氫鋼（ hr2 ） 、重玻璃（ sio _ 2 ） 、鋁合金（ ly12 lf6 ） 、鎂鋁合金（ mb2 ） 、有機玻璃（ pmma ） 、空氣（ air ）和無氧銅（ ofhccopper ）各阻抗匹配樣品中的沖擊波速度，上述材料的hugoniot狀態參數c _ 0 、均為已知，由此確定了無氧銅的沖擊加載壓力和等熵卸載后的狀態，得到了等熵卸載路徑。Malfunctions can be diagnosed using infrared thermography without affecting the work state of tested equipments, thus the diagnostic accuracy can be improved. infrared thermography, just as often, improves electronic fault diagnosis by isolating the malfunction to specific areas of the circuit board, what is more, it usually does point directly to the failing component. thermography even can rapidly diagnose up to hundreds of elements on one pcb at one time, without requiring the operator to know the circuit principle very well, which can reduce the workload greatly
紅外故障檢測儀可以對電子設備進行在線測量，檢測時不會影響待測設備的正常工作和頻率特性，這對高頻電路的檢測尤其方便，且能提高診斷的準確性;他通常能指出電路板上的故障區域，甚至經常能直接找出故障元器件，這樣就提高了維修質量;並且能在不需要檢測人員對電路原理有深入理解和分析的情況下，對同一塊電路板上的數十隻甚至數百隻器件同時進行快速診斷，這就大大減少了維修人員的工作量，提高了維修人員的工作效率。Cross - country skis. determination of elastic properties
速度滑雪板.彈性的測定Electrical automatic detection stacks board high - speed operation
電源自動偵測棧板高速運行。Lamb waves method is mainly used to characterize thin plate materials, without using very high frequency, it can measure the velocity of transverse wave and longitudinal wave, depth of the plate, and the bonding quality between plates
蘭姆波法主要用於表徵薄板類材料，無需較高檢測頻率，可以測得板中縱波和橫波的聲速、板厚和板與板之間的結合特性等，檢測精度較高。According to the gravity - elasticity similar law the model scale of bai shan pumped - storage hydroelectric plants is taken as the trashrack bar is made of zinc, the relative errors between its practical density and elastic modulus and its proper values are - 7. 82 % and + 1. 43 %, respectively. by lvs measuring the velocity distribution ahead the trashrack bar and on the basis of the velocity distribution the working conditions of the pumped - stroage hydroelectric plant are controled. the dynamic strain of the trashrack bar induced by flow are measured using strain slips
選擇白山抽水蓄能泵站攔污柵水彈性模型的主要比尺為_ l = 3 、 _ e = 3 、 _ p = 1 ，柵條用鋅板加工而成，模型材料的實際密度和應有密度的相對差為- 7 . 82 ，模型材料的實際彈模和應有彈模的相對差為+ 1 . 43 ，用激光流速儀量測柵前流速分佈，並用流速分佈作為控制工況的依據，用應變儀量測柵條應變。Standard test method for measuring the p - wave speed and the thickness of concrete plates using the impact - echo method
用沖擊回聲法測量p波速度和混凝土板的厚度的標準試驗方法The application of can field - bus technology in the automatic detection of hardware takes full advantage of resource of the detested - to - be board and ensures the speed and precision of detection
將can總線技術應用於硬體的自動檢測，充分利用了待測板的資源優勢，保證了檢測速度和準確度。In the previous methods of hardware detection, the communication between the detection devices and the board to be detested is performed mainly through serial interface, and the detection speed and precision ca n ' t meet the requirements. neither can they conduct the thoroughly automatic detection of analog circuit
以前的硬體檢測方法主要通過串口來完成檢測裝置與待測板間的通信，檢測速度和準確度難以滿足要求，也無法實現模擬量迴路完全意義上的檢測。Purpose 1 construction of prokaryotic high expression vector of human platelet factor 4 ( h pf4 ) 2 expression and purification of r h pf4 3 bioassay of r h pf4 methods according to the modulation character of eukaryotic protein expression in prokaryotic cells, we design a pair of particular primers, and construct a prokaryotic expression vector pbv220 - r hpf4 by dna polymerase chain reaction ( pcr ) and dna recombinant technic. the expression plasmid was identified with pcr and dna sequencing. pbv220 - r hpf4 was transformed into e. coli dh5a, bl21 ( de3 ) and induced by increasing the temperature to 42. we identified the expression protein by sds - page and western - blotting
目的1人血小板因子4 （ hpf4 ）原核高效表達克隆的構建2重組hpf4的表達及分離、純化工藝研究3重組hpf4的特性研究方法根據原核細胞表達真核蛋白的基因表達調控特點，設計合成一對特異引物，在pt7 - 7 - rpf4表達質粒的基礎上，應用聚合酶鏈式反應（ pcr ）對其cdna進行改造，通過dna重組技術構建成重組hpf4原核表達質粒pbv220 - rhpf4 ，用快速pcr檢測法、 dna測序分析，鑒定重組hpf4表達質粒的正確性。Cross - country skis. determination of mass and location of balance point
速度滑雪板.質量和平衡點位置測定Cross - country skis. determination of fatigue indexes. cyclic loading test
速度滑雪板.疲勞指數的測定.周期性載荷試驗Cross - country skis. determination of dynamic performance. laboratory measurement method
速度滑雪板.動態性能測定.試驗室測量方法Cross - country skis. determination of breaking load and deflection at break with quasistatic load
速度滑雪板.準靜態載荷斷裂條件下斷裂載荷和偏差的測定Supervision and consultation projects completed : ( 1 ) jiangsu xindadou square ( 50, 000m2, two 30 - story buildings ), worked as chief supervision engineer ( consultation ) ; ( 2 ) " yanqiao overpass service center of xicheng highway ( the first overpass type service center on highway in china ), worked as chief supervision engineer ( consultation ) ; ( 3 ) the ninth 5 - year - plan updating technology project of huaiyin tobacco plant, 50, 000m2, worked as chief ( supervision and consultation ) ; ( 4 ) the softy testing, analysis and consultations of nanjing international conference and exhibition center, site - erected structure, 75m span steel roof truss ( the largest one in china ), worked as chief of test and consultation ; ( 5 ) " the consultation service of the testing, analysis and update technology of the reliability of the joints of intermediate floor slabs, beams and columns of base beam of sanshanjie station of nanjing metro " etc
完成"江蘇新大都廣場（ 5萬多平方米，二幢30層） "建設監理咨詢（總監） ； "錫澄高速堰橋跨線服務區（國內首座） "建設監理咨詢（總負責） ； "淮陰卷煙廠9 . 5技改項目（ 5萬多平方米） "建築監理咨詢（總負責） ；主持了"南京國際會展中心75m跨鋼屋架（國內最大距）現場施工安裝結構安全性測試分析咨詢" ； "南京地鐵三山街站中樓板及底板樑柱節點構造技術安全可靠性的測試分析與技術改進咨詢服務"等項目。Flow characteristics of flow field in the header of a plate - fin heat exchanger were investigated with particle image velocimetry ( piv )
摘要利用粒子圖像測速儀（ piv ） ，對板翅式換熱器封頭結構改進前、后的流場進行了可視化研究分析。分享友人