lead-bearing 中文意思是什麼
lead-bearing
解釋
含鉛-
Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制，實驗過程中氣浮臺質心與轉動中心有一定的位置偏差，必將導致較大的重力干擾力矩，在辨識演算法的推導過程中，重點考慮了重力干擾力矩的建模和參數辨識問題，推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法，並對演算法進行了數學模擬和全物理模擬驗證。 -
Origin and prospecting significance of guanyin temple lead - bearing black earth in the surrounding region of yongping copper deposit in jiangxi
永平銅礦外圍觀音寺含鉛黑土成因探討及找礦意義 -
Measure the clearance of bearing by pressing lead wires
用壓鉛法測量軸承間隙。 -
China ’ s state - owned enterprises is an important national economic base, and on the country ’ s economic lifeline, the development of a bearing on the country ’ s destiny ; however, the long - term state institutions, lead to the government ’ s socio - economic functions and management functions, confusing with the owners of state assets
隨著經濟全球化和科學技術的迅猛發展，越來越多的企業開始認識到單憑企業自身的力量很難在競爭日趨激烈的市場環境中求得生存和發展。企業資產重組作為社會資源的一種再配置機制，是科學技術進步和生產社會化發展規律的普遍要求。 -
Comparison of tin base lead base and zinc base alloy for bearing purpose
錫基鉛基及鋅基軸承合金比較表 -
Abstract : beginning from the characteristics of lead - bearing flue ash, thearticle systematically introduces the process flow and technology requirements of making use of lead - bearing flue ash to prepare lead monoxide
文摘:從含鉛煙道灰的特點出發，系統地介紹了處理含鉛煙道灰，制備一氧化鉛的工藝流程及技術條件。 -
9b lead in lead - bronze bearing shells and bushes
鉛-青銅軸承殼套和襯套中的鉛。 -
Lead - bronze bearing
鉛表銅軸承 -
The separation technology for silver - and lead - bearing complex polymetallic ore
某含銀高鉛復雜多金屬礦的分離提取 -
This factory is specialized in producing three layer complex lubricant bearing which is formed by copper - lead alloy du. dx. at present it s one of the largest factories which produce bio - metal connecting rod bushes, it provide chiefly for wuxi diesel engine, dalian diesel engine, yuchai diesel engine and other medium - sized engie, the output is 15, 000, 000per year, besides provide all kinds of plank bushes - du. dx. redirector bushes - gear sets bushes for motorbike - shock absorber reciprocating bearing - to yigi, ergi
主要為無錫柴油機大連柴油機玉林柴油機朝陽柴油機及其它中型發動機廠配套，年生產連桿襯套1500萬件，並且為一汽二汽底盤廠配套各種型號的底盤襯套，及du dx轉向節襯套，摩托車輪箱襯套，減震器廠往復運動軸承等。 -
For this big - end bearing, steel - backed lead or tin shell bearings are used
對連桿大頭軸承來說，使用的是鉛的鋼背或錫的軸瓦式軸承。 -
Copper - lead bearing
銅鉛軸承 -
Methods for chemical analysis of cast bearing metals - determination of lead copper iron bismuth zinc cadmium content - aas method
鑄造軸承合金化學分析方法鉛銅鐵鉍鋅鎘量的測定原子吸收光譜法 -
The authors use etabs program to build finite element model of the seismic - isolation structure, through time - history analysis of the structure which uses the lead rubber hearing setting with different initial shear stiffness, and give reasonable advice to setting initial shear stiffness of the lead rubber bearing used in the seismic - isolation design
摘要運用etabs建立隔震結構的有限元模型，對鉛芯隔震橡膠支座屈服前剛度不同取值的隔震結構進行了時程分析，通過對比分析，給出了隔震設計中的鉛芯隔震橡膠支座屈服前剛度取值的合理建議。 -
Among them the flow pulse is more standing - out, which is the main reason of its not more widely used. because high flow pulse will lead to the worse of the smooth movement of hydraulic motor and pipe, also cause pressure pulse which lead to a high noise, and give the destructive damage to the axial, bearing, valve, the connect of pipe etc. how to make the flow pulse low has become the research of scholars of many country
其中流量脈動問題顯得尤其突出，它嚴重製約著齒輪泵的應用，因為泵的流量脈動大，不僅會使液壓缸運動的平穩性、液壓馬達回轉的均勻性性變差，而且會引起壓力脈動，進而使管道、閥門乃至整個系統振動（特別是在共振時） ，並發出很強的噪聲，這對軸、軸承、管接頭及密封都有破壞性影響。 -
3 ) < wp = 12 > using perturbation analysis, the space - correlation loss and the bearing - estimated error for finite - bandwidth incoherently distributed sources are evaluated analytically, respectively. it is disclosed that bandwidth - induced bearing bias increases monotonously with the signal ' s relative bandwidth. when the relative bandwidth is not small enough to be negligible, the spatially - only processing cannot lead to accurate bearing estimate, that is, the joint space and time processing is necessary for high - precision bearing estimation
3 ）利用擾動分析方法，解析評價了有限帶寬引起的非相干分佈源的空間損耗及其對波達方向估計的影響；分析表明，帶寬擾動引起的方向估計偏差隨信號相對帶寬單調增加；當相對帶寬無法忽略時，為了得到高精度的波達方向估計，需要進行聯合空時處理。 -
Last, two examples, of the response of a bridge with the lead - rubber bearing, were designed and analyzed based on the conclusions and the regression formula from this dissertation
最後，運用本文得出的結論及回歸公式設計鉛芯橡膠支座，並進行鐵路簡支梁橋、城市輕軌連續梁橋的地震響應分析。 -
The result indicates that the mechanical properties of lead - rubber bearing mainly depend on its geometry structure and material components. and the properties are reasonably stable during loading and unloading reciprocating cycle
研究結果表明：鉛芯橡膠支座的力學性能主要由其本身的結構構造及組成材料決定，且在往復加、卸載循環過程中具有較好的穩定性。 -
This paper introduces the development and present situation of vibration absorb technology in the world ; generally analysis the rubber - bearing ( rb ) and lrb " s operative mechanism, function and the calculation of parameter ; advance the concept of standardization to lrb ; on the basis of generally analyzing the connected factor such as the site category, the diameter of lead bar, the height of bearing, the designing carrying capacity, the span of bridge, the inherent period and the displacement of rb, determine the parameter, the absorbing vibration target, the method and the process of standardization to lrb ; then according to the two - step rule of resisting and defending earthquake, and combining with the response spectrum theory in the seismic vibration of bridge, make a lot of calculation and analysis of vibration absorb design to the real bridge collected and combined by finite element program ; at last, gives the result of standardization through diagram and explains to its usage
本論文介紹了國內外減震技術的發展和現狀；綜合分析了普通板式橡膠支座和鉛銷橡膠支座的工作機理、性能及參數的計算；提出了鉛銷橡膠支座標準化的概念；在綜合分析場地土、鉛銷直徑、支座高度、設計承載力、橋梁跨徑、固有周期以及支座變位等影響因素的基礎上，確定了鉛銷橡膠支座標準化的參數、減震目標、方法和過程；並根據抗震設防兩階段原則，結合橋梁地震振動理論的反應譜法，運用有限元程序對收集和組合的實橋進行了大量減震設計的計算和分析；最後以圖表的形式給出了鉛銷橡膠支座標準化的結果，並說明了其使用方法。 -
Saw positioning by using step - by - steps the electrical machinery, precision ball bearing lead screw exported from germany makes the cutting work pieces more precise
鋸片定位，採用德國進口的步進電機及精密滾珠絲桿，使裁切的工件尺寸更為準確。
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