proportional constant 中文意思是什麼

proportional constant 解釋
比例常數
  • proportional : adj （成）比例的；相稱的，平衡的，調和的 （to）。 a proportional number 比例數。 a proportional e...
  • constant : adj 1 恆定不變的，固定的，穩定的，恆久的；繼續不斷的。2 不屈不撓的，堅韌的。3 忠實的，有節操的。n...
  1. The pressure of a gas is ( directly ) proportional to its absolute temperature when its volume remains constant

    當氣體體積保持不變時，氣體壓力就和其絕對溫度成正比。
  2. For a given media, and at a constant total pressure and temperature, the partial pressure of oxygen is proportional to oxygen mole fraction

    對一個給定的媒介，在恆定的總壓和溫度下，局部壓力與氧的克分子數成比例。
  3. The pressure of a gas is inversely proportional to its volume, if its temperature is kept constant

    如果溫度保持不變，則氣體壓力和其體積成反比。
  4. The second part studies optimal pure proportional navigation ( ppn ), with time - dependent gain of navigation to maneuvering target based on proportional navigation theory. optimal gain of navigation is constant for ppn without maneuvering ; based on this, solution of time - dependent gain of navigation is given by iteration approach, and the time required for capture is given, the times of iteration is decided by comparing this time with the iteration step

    對目標機動的追逃問題，考慮導航增益可為任意實數，且隨時間和初始條件改變，這一思想是建立在目標非機動的純比例導引制導規律，最佳導航增益為常數的基礎之上，利用迭代的方法，給出了時變的導航增益的求解方法，並給出了實現捕獲所需的時間，用此時間與迭代步長進行比較，判定迭代次數。
  5. The time is measured by a high - speed counter ; and since t and u are constant, the counter holds a value that is proportional to the input voltage

    這個時間通過一個高速計數器來測量，由於t和u都是常數，計數器所計的數就與輸入電壓成比例。
  6. Where h is the proportional constant,

    公式中的h是一個比例常數，我們稱之為
  7. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  8. Introduce the research and application of constant - pressure hydraulic power both in china and abroad and put forward and analyzes several constant - pressure hydraulic power controlling methods and pick out constant - pressure hydraulic power controlled by the proportional relief valve that fits the measuring system mostly

    依據國內外恆壓油源系統的研究及應用現狀，提出了幾種油源恆壓控制方案，分析各種方案的優缺點並選出適合測量系統的比例溢流閥控恆壓油源方案。
  9. In this paper ， the stress - strain analysis and life prediction for the notched shafts were studied under multiaxial constant amplitude proportional loading

    本文針對多軸比例恆幅加載情況下的缺口件進行了應力應變分析和壽命預測研究。
  10. Referring first to the equation of the shunt motor shows that the downwards slop of the speed / torque curve is directly proportional to the armature resistance with constant flux and voltage

    並勵電動機（機械特性）方程表明：若磁通和電壓恆定，則向下傾斜的轉矩/速度曲線的斜率是直接與電樞電阻成正比的。
  11. This constant - pressure hydraulic power adopts plvc4 programmable logical controller for valve to control the electro - hydraulic proportional relief valve to adjust the pressure at the entrance of the servo valve and makes it change with the pressure change at the exit thus to keep the pressure difference constant

    此恆壓油源採用閥用可編程式控制制器plvc4控制電液比例溢流閥調節伺服閥入口壓力，使其跟隨伺服閥出口壓力變化，達到入出口壓力差值恆定的目的。
  12. If all other variables are held constant for the purposes of comparison, then the throughput is proportional to the inverse of the processing time

    如果為了比較讓所有其他因素保持不變，則吞吐量和處理時間成反比。
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