static variable 中文意思是什麼

static variable 解釋
靜態變量
  • static : adj 1 靜止的，靜態的，靜力的。2 【物理學】天電的，靜電的。3 【無線電】靜態特性。4 固定的，不活潑...
  • variable : adj 1 易變的，變化無常的，無定的 （opp constant steady）。2 可變的，能變的；變換的。3 【數學】變...
  1. But my focus was specially laid on the decision - making of investment under uncertainty and with competition, i first. extend the basic model of dixit & pindyck ' s by allowing the relevant parameter to be a random variable, then proposed an numerical example to show how to solve this model, i gave the algorithm and did the comparative static analysis, finally i developed a model of duopoly under uncertainty, considering the competition between the firms explicitly, using roa, i calculated the two firm ' s values respectively when they take different roles - to be leader or follower, and then checked the possible equilibriums

    本文的重點是考察在同時存在不確定性和競爭的情況下，如何用實物期權的理論估算投資項目的價值，為此，文中發展了兩個模型，第一個模型是對dixit & pindyck的模型的擴展，它通過一個相關的隨機變量來考察競爭對項目價值的影響，但沒有考慮企業間的相互博弈，文中給出了一個例子詳細地說明了該模型的求解並做了敏感性分析；第二個模型是一個不確定情況下的雙寡頭模型，文中給出了用實物期權方法計算的兩企業在處于領導者和跟隨者兩種不同境況時的價值，並將企業間的相互博弈考慮在內，考察了可能的均衡狀態。
  2. The experimental results show that the distribution of the radial static pressure behind the model cascade can be controlled by changing the diameter, number and distribution of the holes at different radius of the full circled backboard with the holes properly ， and the experiments variable enthalpy drop in the model cascade can be realized by using out - circled backboard or in - circled backboard which are set on the different distances from the trailing edge of the model cascade

    實驗結果表明，適當選擇全環鉆孔擋板不同半徑處的鉆孔率、鉆孔直徑與分佈，可調節靜葉后徑向靜壓分佈，採用外環或內環擋板，並將其分別置於靜葉的近、中、遠下游，可實現靜葉柵的變焓降實驗。
  3. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元，根據pid調節各個環節的特點，以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同，利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路，實現了水輪發電機組頻率的測量；在軟體上，對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析，選用改進的pid演算法實現了變參數、變結構的pid調節模式；調速器的機械液壓隨動系統具有步進電機電液轉換元件，採用五相反應式步進電機，根據其驅動特性設計了變頻調壓驅動器，實現plc與步進電機驅動器之間數字介面。
  4. In this project, the maximum height of the dam is 81m, but the deep overburden in the riverbed has the depth of 147. 95m which is about two times of the maximum height of the dam body, so the seepage and liquefaction prevention of the dam foundation becomes the key and important problem in the design of the dam project. the static stress and deformation under three different projects - horizontal blanket project, clay core project and asphalt core project - for the dam is analyzed comprehensively. the damage that may be induced by variable factors on the dam body in time of engineering completion and water impounding operation period is seriously studied

    其次，將這一模型用於分析下坂地水利樞紐工程，由於該工程河床覆蓋層深度最深達147 . 95m ，是壩體高度的近兩倍左右，壩基的滲流和液化成為壩體安全主要問題，本文對該壩的三種設計方案即水平鋪層防滲方案、粘土心墻防滲方案及瀝青心墻防滲方案的靜態應力位移及壩體在竣工期、蓄水期等各個階段可能產生的破壞進行了認真研究。
  5. However, the traditional calculation theories do n ' t take static variable restrictions into account

    傳統的計算方法求解暫態穩定極限時，沒有考慮系統中靜態變量的約束情況。
  6. By means of variable frequency and adjustable speed, the variable air volume air conditioning automatic control system saves energy through setting different static pressure values in different time periods

    變風量空調控制系統以變頻調速為手段，分時段設定靜壓值以實現節能。
  7. Combining the methods of in - phase variable - frequency adjusting speed with brushless dc control, this system uses repmsm ( rare earth permanent magnet synchronous motor ) as executing motor. this system makes full use of characteristic of high static precision and dynamic fast response

    以正弦波永磁同步電動機為執行電機，採用他控式磁通軌跡法變頻調速和無刷直流方式調速方法相結合的控制策略，充分發揮了同步電機的穩態高精度和直流電機的動態快速性的特點。
  8. Application of frequency variable speed control technique to rotating type coarse coal powder separator with static - dynamic blade

    和變頻調速控制的靜動葉結合型旋轉式粗粉分離器
  9. Reference in a static variable or data structure is clearly a no - no, but there are more subtle ways to allow a reference to escape construction, such as publishing a reference to a nonstatic inner class, or starting a thread from within a constructor which almost invariably entails publishing the reference to the new thread

    引用保存在靜態變量或數據結構中，但是有更微妙的方式允許引用逃避構造，如公布對非靜態內部類的引用，或者從構造函數中啟動一個線程（這幾乎總是公布對新線程的引用） 。
  10. There are two important points in static simulation research work, one is static regulation range, and the other is dead - zone. in dynamic simulation research, variable parameters and optimum simulation research work for the integrated valve are made

    穩態模擬主要就影響集成閥工作死區和調節范圍的參數進行了分析；動態模擬主要對集成閥進行變參模擬，考察一些參數對集成閥時域特性的影響，實現了參數優化。
  11. Simulation and experimental results show that the effect of variable boundary layer solution in eliminating chattering is better than the equal near rate control law, and the robustness against parameter change of induction motor is improved and the static and dynamic performance is desirable

    通過模擬表明：可變邊界層法削弱抖振效果優于等速趨近率法，系統在參數變化情況下能表現出較強的魯棒性，改善了電機的動態和靜態性能。
  12. When used for inter - process synchronization, a mutex is called a named mutex because it is to be used in another application, and therefore it cannot be shared by means of a global or static variable

    當用於進程間同步時， mutex稱為「命名mutex 」 ，因為它將用於另一個應用程序，因此它不能通過全局變量或靜態變量共享。
  13. Combining the methods of in - phase variable - frequency adjusting speed with brushless dc control, this system makes full use of characteristic of high static precision and dynamic fast response. in the synchronous model, based on the idea of symmetrical svpwm pattern generator using cpld device implementation

    本文首先探討了同步電動機調速系統的控制理論，針對本轉速源的設計要求，作者提出了他控式變頻調速與自控式無刷直流調速相結合的調速方案。
  14. A static variable remains in existence and retains its most recent value

    靜態變量可繼續存在，並保留其最新值。
  15. In order to persist the programmatically assigned value, a static variable named

    的靜態變量，並在每次控制項初始化時將此值賦給
  16. Verify that you hit the breakpoint, and examine the value of static variable

    確認是否命中了斷點，並在「局部變量」窗口中檢查靜態變量
  17. A static variable is associated with the class as a whole rather than with specific instances of a class. non - static variables take on unique values with each object instance

    靜態變量與類整體相關聯而不是與具體的一個類的實例相關聯。非靜態變量則擁有一個與每個對象實例相關聯的唯一的值。
  18. A ： a static variable is associated with the class as a whole rather than with specific instances of a class. non - static variables take on unique values with each object instance

    靜態變量與類整體相關聯而不是與具體的一個類的實例相關聯。非靜態變量則擁有一個與每個對象實例相關聯的唯一的值。
  19. Is a static variable, so it lasts as long as the class remains loaded in the jvm. every time the method is executed, a new

    現在sb是一個靜態變量，所以只要它所在的類還裝載在java虛擬機中，它也將一直存在。
  20. In a java program, a root is a reference to an object held in a static variable or in a local variable on an active stack frame

    在java程序中，根是對靜態變量中或者活躍的堆棧框架上的本地變量中所包含的對象的引用。
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