high low control 中文意思是什麼
high low control
解釋
高低調節-
Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。 -
Landslide is a geological hazard with serious losses. it is very important to research the controling methods. slide - resistant pile, which has many advantages such as high adaptability, little interference to landslide and geological environment, short construction time, high silde resistance, is a main method to control landslide. pneumatic down - the - hole hammer is a drilling method with many advantages. its features, such as wide application range, high hole quality, no circulating medium, low operation regulations, and drilling big diameter rock hole, fit to construct slide - resistant pile. according to the requirement of silde - resistant pile construction, this paper analyses feasibility that pneumatic dth hammer drilling applies to construct slide - resistant pile on the basis of introducing the features of pneumatic dth hammer. then an applied example is given
滑坡是一種危害極大的地質災害，它的整治方法研究具有重要意義.抗滑樁是一種適應性強、對滑坡穩定性和地質環境干擾小、工期短、抗滑能力強的滑坡整治方法.風動潛孔錘鉆進是一種具有許多優點的鉆進方法，它的許多特點，如成孔質量高、應用范圍廣、無液體循環介質、鉆進規程參數小、可實現大直徑基巖鉆孔等都適合於抗滑樁施工.文章在介紹風動潛孔錘鉆進特點的基礎上，根據抗滑樁施工要求，分析了風動潛孔錘用於抗滑樁施工的可行性，並舉出了其應用實例 -
High accuracy kdp crystal optics is now considered as one of optics that is the most difficult to be processed for its series of disadvantageous characteristics to optics processing such as anisotropy, soft nature, easy to deliquesce, high brittleness, sensitive to temperature change, easy to crack and so on. therefore the long machining period, low percent of pass and astaticism quality has become the bottleneck of icf technology, and the surface quality control of kdp crystal processing has become the key problem to be solved in the research of icf in our country
Kdp晶體零件是目前公認的最難加工的光學零件之一，因為kdp晶體具有各向異性、質軟、易潮解、脆性高、對溫度變化敏感和易開裂等不利於光學加工的特點，所以加工周期長、合格率低、質量不穩定成為慣性約束聚變技術的瓶頸， kdp晶體超精密加工表面質量控制問題已經成為我國慣性約束聚變研究中亟待解決的關鍵問題。 -
In order to diffluent the tourists from the high lever tourism area to the low level tourism area, certain steps should be adopt to make sure the holistic area development, also make the destination in different level under control
要實現低級別旅遊地對高級別旅遊地的分流，通過一定的措施能達到區域旅遊的整體發展，而且將不同級別旅遊地的旅遊環境承載力控制在可承受范圍之內。 -
Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively
高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外，與驅動電壓、驅動電路的設計密切相關，本文通過分析，首先開發出一種高低壓驅動電路，高壓電源是山升壓式dc - dc原理獲取的，低壓由蓄電池本身提供，實現高壓強激和低壓維持的功能，電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流，加誣了電磁閥的關閉速度；採用自舉吐路，降低了場效應管對驅動電壓的要求。 -
Gas prevention and control of high gassy districts in low gassy mines
低瓦斯礦井中高瓦斯區的瓦斯治理 -
Methods the optimal proportion of levant storax oil and dalbergiae odoriferae oil, which were active ingredients of the traditional chinese medicine styrax and dalbergiae odoriferae, was bolted by using uniform - design method ; the myocardial ischemia model of rats was set up through the induction of isoprel and the above rats were divided into 5 groups, which were model control group, high dose group of shuangxiangyou, middle dose group of shuangxiangyou, low dose group of shuangxiangyou, and positive control group of muskone
方法傳統中藥蘇合香和降香的有效成分蘇合香油和降香油最佳配比採用均勻設計方法篩選；建立由異丙腎上腺素造成的心肌缺血大鼠模型，將實驗分為模型對照組、雙香油高、中、低3個劑量組及冠心蘇合丸陽性藥物對照組后進行藥效學實驗。 -
Study on automatic control system for automobile high - low beams
遠近光燈變換自動控制系統研究 -
Measurement display with high low limit control alarm
測量顯示帶上下限控制報警 -
The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊，當開關管接收控制信號脈沖列（經調制的spwm波列）導通時，在低頻調制信號的正半周或負半周內，施加在變壓器繞組上的是同一方向的電壓，變壓器磁芯中的磁通可能將級進地逐漸增加，導致磁芯飽和，造成磁偏或單向磁化，導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。 -
And the major results and some new viewpoints were presented as follow : 1 ) sediment content of cn tillage system in runoff process is substantially low compared to st under rainfall with high intensity, showing cn bear the efficient capacity of control soil loss. nevertheless, when soil is saturated, the runoff intensity of both tillage systems is near, implicating cn has the limited function of reducing runoff. 2 ) based on the case analysis of observed all rainfall - runoff generation processes, a ) the initiation time hysteresis of surface runoff generation is notable when rainfall fall upon the unsaturated purple soils, which is attributed to the property of rapid water sorption and much non - capillary porosity
經近幾年的觀測和理論分析，取得了以下結果和創新的認識： 1 ）在降雨強度較大的情況下，保護性耕作制? ?聚土免耕的產沙強度明顯較常規耕作制? ?順坡耕作的小，說明聚土免耕耕作制防治土壤流失是有效的；但當土壤達到飽和后，聚土免耕的徑流強度與常規耕作的差異較小，產沙強度也增大，因此，聚土免耕防治水土流失的能力是有限的。 -
The process of growing ktp crystal of high quality and low conductivity was studied. it was pointed out that many factors such as the uniformity of temperature distribution in the furnace, the accuracy of temperature control, the quality and direction of seed crystal and the speed of temperature drop all had an important influence on the quality of ktp crystal
研究了生長高光學質量、低電導率ktp晶體的工藝過程，指出晶體生長爐溫度場的均勻性、控溫精度、籽晶的質量和定向以及降溫速度的快慢對晶體的光學質量有著重要的影響。 -
The results indicated : ( 1 ) the significant gender and grade differences of college students " cdmse were demonstrated, but there were no significant differences in specialty. ( 2 ) generally, with the development of grades, college students " cdmse scores showed a high - low - high developmental trend. ( 3 ) a significant negative correlation between cdmse scores and trait anxiety at the. 01 level was reported, as well as between cdmse scores and internal - external locus of control
研究結果表明： （ 1 ）大學生在擇業效能感上存在顯著的性別和年級差異，並不存在專業差異； （ 2 ）就總體而言，隨著年級的升高，大學生的擇業效能感呈現出高-低-高的發展趨勢； （ 3 ）大學生的擇業效能感與特質焦慮和內-外心理控制源之間都存在極其顯著的負相關，特質焦慮和內-外心理控制源之間則存在極其顯著的正相關。 -
The system of radar antenna controller is used to control the movement of radar antenna, which can realize to search, capture, track the targets and transfer the data of radar azimuth angle and high - low angle to computer
雷達天控器系統是用來控制雷達天線的運動，實現對目標的搜索、截獲、跟蹤，並將天線的方位角和高低角數據傳遞給計算機。 -
Temperature sensors tn2530 electronic temperature sensor can indicate current temperature in pipeline by 7 - segment led display and control high low temperature
電子式溫度感應器，可由7節碼led顯示目前管路中的溫度，並控制高低溫。 -
Communications cabinets, network cabinets, fibre guijia, metal tracks, high - low - voltage distribution cabinets, control cabinets automation of the production, marketing ; chemical paint, building materials, purification equipment procurement and other domestic business, material supply and marketing industry
通訊櫃、網路櫃、光纖櫃架、五金機櫃、高低壓配電櫃、自動化控制櫃的生產、銷售；化工塗料、建材、凈化設備的購銷及其他國內商業、物資供銷業。 -
That is, internals ( externals ) perform better performance under the condition of high ( low ) participation ; and the relationship between budgetary participation, locus of control and managerial performance are also moderated by task uncertainty
本文對此三維交互作用的文獻推論過程與實證結果，預期可以豐富預算參與制度的研究，並且對過去有關參與式預算制度實證結果不一致之處，提出可能的解釋。 -
On the other hand, the low and high level control strategy is studied starting with the joints of hand, at the same time, some simulation experiments are given
另一方面，本文從手部關節入手，研究了手的底層和高層控制策略，並給出了部分模擬實驗。 -
In the power - amplifying grade of drive circuit, the system adopts a method of high / low voltage drive that is different to the conventional drivers. so the high frequency performance of the system is improved and the load support capability of step motor is increased. by the software method, the control principle of the optimum increasing / decreasing frequency of step motor is achieved
在驅動電路的功放級採用了一種不同於傳統驅動器的高低壓驅動方式，改善了系統的高頻性能，增加了步進電機帶負載能力，以軟體方法實現步進電機最佳升降控制規律，實現了步進電機的快速啟、停控制。 -
The discussion will be focused on the next generation of compactly integrated low cost optoelectronic devices and systems for real time sensing / detection, high - density data communications and high - speed control / actuation
會議將反映國內外光電子領域所取得的最新成果，促進我國光電子領域的國際交流與合作。
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