level constant 中文意思是什麼
level constant
解釋
水準常數-
This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power
實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨，本文提出了一種通過三極電阻調節模塊和由智能功率模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制，文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm故障封鎖保護電路及由單片機80c196為核心的微機控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。 -
Constant - level head tank
恆液位壓頭容器 -
So it holds a ideal ability to anti - interference and has 2 scalar level resolution in location and measuring velocity than traditional radio induction technology. and the channel composed of the new radio induction system for communication is different from the parameter - constant channel and the traditional parameter - changing channel, its parameter is decided by the mutual induction between its antenna and induction - cable, by the location of its antenna, by the signal frequency passing through, its parameter has nothing to do with the time parameter. the channel composed of the new radio induction system is a new parameter - changing channel independently of time for communication
而且，由新型無線感應系統組成的通道既不是恆參通道，也不是一般目前所知的變參通道，其通道傳遞函數的幅值只與信號的頻率有關，與系統中天線和感應電纜之間的互感和天線的位置有關，而與時間無關，其通道傳遞函數的相位只與天線的位置有關，而與時間無關，由新型無線感應系統組成的通道是一種不隨時間變化的新型變參通道。 -
Such parameters as ambient oxidizer concentration, temperature level, and fuel identity are held constant.
周圍氧化劑濃度、溫度量級、燃料性質參數是保持恆定的。 -
It was specially pointed out that, when the tail water is constant maximum tide, the computed flood surface is higher than that of nonsteady current, so there is some safety superelevation. underestimation of the roughness will make downward bias to compute along - river surface and bring hidden trouble for flood control. to improve the section can decrease the water level or offset the water rise for increase of floodplains " roughness, but it need much engineering works
特別提出，按照恆定流計算出來的設計水位比非恆定水位具有一定的安全儲備；而對于灘地糙率的低估又會造成設計水位的偏低，給防洪工作帶來隱患；如果利用改進斷面形式來降低水位或彌補糙率增加帶來的水位抬高，需要較大的工程量，所以平時應注意灘面的減糙管理工作。 -
Wet and dry numerical simulation tests for explosive cyclone over western pacific were performed. by contrast the results show that : tropopause and constant temperature surface were raised by latent heat release in upper level and disturbance trough was produced because air flow ascended and became cold. owing to this process adaption, inertial instability emergenced
對氣旋強烈爆發的過程進行干濕對比數值模擬試驗，得出：潛熱釋放使對流層項和等溫面抬高，氣流在高層的上升冷卻形成擾動槽，其適應過程使高層出現慣性不穩定。 -
Storms and huge waves are a constant threat and none of tuvalu ' s nine little islands is more than five metres above sea level
風暴和巨浪時時威脅著吐瓦魯，而該國的九個小島無一處在海平面5米以上。 -
In the experimental system apd transferred laser pulse to weak electrical current. after two - level amplification we got a voltage pulse that had a enough amplitude to be applied, the timing point was discriminated by the constant - fraction timing discriminator circuit. timing circuits transferred the pulse flight time to digital signal accurately
實驗系統採用apd作為光電傳感器，將激光脈沖信號轉變為微弱電流脈沖，經過兩級放大后，信號變為幅度較大的電壓脈沖，經過時點鑒別電路分別確定計時起點和終點后，由計時電路來精確測量兩個時間點之間的時間間隔。 -
Fly straight and level form left to right as the helicopter is just about in front of the pilot, pull back cyclic, adjust the collective to maintain constant altitude and speed and hold the back cyclic as the helicopter completes one ( 1 ) full traveling tumbling back flip to upright
由左至右保持水平直線飛行，當直升機在操控者的正前方時，將升降舵拉升舵，控制主旋翼的螺距使直升機保持固定的高度及前進速度，向後翻滾一圈完畢。 -
Fly straight and level from left to right at a moderate speed as the helicopter is just about in front of the pilot, add extra collective momentarily, then simultaneously push forward cyclic, and adjust the collective to maintain constant altitude and speed and hold the forward cyclic until the helicopter completes one ( 1 ) full traveling tumbling front flip to upright
由左至右保持適當速度的水平直線飛行，當直升機在操控者的正前方時，瞬間加大主旋翼的螺距，同時將升降舵打降舵，控制主旋翼的螺距使直升機保持固定的高度及前進速度，直到直升機向前翻滾一圈完畢。 -
The product is suitable for double straight line smoothing of grinding flat glass. coarse grinding, fine grinding, and polishing can be done at one time. adopt plc control system, which sets processing parameters via interface, and finishes processing at one time, ti has stable bottom structureprecise and smooth transmission system, the transmission belt drive adopts strong power and tran - sfrequency motor to control speed, constant power, constant rule, output and advanced equipment to control, completed product has high polishing level, which is an ideal option assistant processed equipment of processing delicacy glass and furniture glass factory
本產品適用於磨削平板玻璃是雙直線平邊，粗磨精磨拋光一次完成採用plc控制系統通過界面設定加工參數次完成加工，具有穩重扎實的底座結構，精確流暢的傳動系繞，傳送皮帶驅動採用功率變頻電機調速控制，恆功率恆扭矩輸出和高配置的控製成品拋光亮度高是加工精品玻璃和傢具玻璃廠家使用的最佳輔助加工設備。 -
The risk of having ischaemic heart disease is significantly increased with the following medical conditions - hypertension, diabetes, hypercholesterolaemia and obesity. furthermore, lifestyles such as smoking, lack of exercise and constant high level of stress also increase the risk of the disease
過去研究發現，導致冠心病的危險因素有高血壓、糖尿病、高膽固醇及肥胖，而吸煙、缺乏運動和長期生活緊張會增加冠心病的患病風險。 -
It is proved that, like the two state case, a family of homogeneous measurable tri - point tausition functions with three states have also three types : level constant type, vertical constant type, parameters symmetric type
摘要本文證明了與兩狀態一樣，三狀態三點齊次可測轉移函數族也只有三種形式：水平常值型，豎直常值型，參數對稱型。 -
The key items include the car sinking, constant speed characteristics, inspection function, auto relevelling function and level accuracy, etc. the research contents focus on the following three parts : firstly, research on effects of system parameters on car sinking has been completed. secondly, the constant speed performance with the compensation of internal leakage of pump / motor is improved. lastly, research on improvement of the car level accuracy and contrast to that of traction elevators is presented, and the reasons of low car level accuracy of hydraulic elevators are discussed
重點研究了三方面內容：一是研究了停層沉降特性及影響電梯轎廂停層沉降特性的各種因素；其次是通過負載壓力補償液壓泵馬達內泄漏來改善電梯轎廂速度穩定性；最後是液壓電梯平層精度的理論和實驗研究，並與曳引電梯的理論模型進行了對比，闡述了液壓電梯平層精度低的原因，理論探討了影響液壓電梯平層精度的主要因素。 -
The inversionless bm algorithm in rs decoder is implemented with serial mode, which avoids the inversion computation and only needs 3 finite - field multipliers. thus, the complexity of hardware implementation has been mostly reduced. a 3 - level pipe - line processing architecture is also used in the hardware and the coding circuit in rs coder is optimized by using the characteristics of the finite - field constant multiplier
Rs解碼器的設計採用無逆bm演算法，並利用串列方式來實現，不僅避免了求逆運算，而且只需用3個有限域乘法器就可以實現，大大的降低了硬體實現的復雜度，並且因為在硬體實現上，採用了3級流水線（ pipe - line ）的處理結構。 -
The second part uses analysis method of administration zoology to discuss the main elements that influences the transformation of governmental economic function, such as, the market growth level, organization reform, law construction, political system, the rules of wto, etc ; it analyses the progress and deficiency of the economic functional transformation of chinese government, and figures that chinese economy macro contort and regulatory system has come into being preliminarily, the separating government functions from enterprise management and the separating government functions from society, has borne fruits ; overseas trade has accorded with international, and constant developable capability has been strengthened
組織生產公共產品，提供公共服務； 4營造統一開放的市場環境，保護公平競爭。第二部分，運用行政生態分析方法，探討了影響政府經濟職能轉變的主要因素，如市場發育水平、機構改革、法制建設、政治體制、 wto規則等；深入分析了中國政府經濟職能轉變的進展和不足，認為我國經濟宏觀調控的體系已經初步形成，政企分開、政社分開已初見成效，涉外貿易已與國際接軌，可持續發展能力增強。 -
The results show that the water - level controlling system has wide stable domain and stable condition is easy satisfied and the domain is larger when the forebay time constant tq is bigger
分析表明，水位調節模式下調節系統的穩定條件容易滿足，穩定域很大，前池時間常數t _ q大的更有利於調節系統穩定。 -
In order to understand the characteristics and mechanism of flow washout for the crevice of core wall in earth - rock dam, according to the exemple of crack washout test for the core of heihe dam, constant water level washout test and changing water level washout test are adopted differently, the process of test and the character of the flow washout for the core crack are gone into particulars
摘要為了解水流沖刷作用下反濾層對土石壩心墻裂縫發展保護作用的特點和機理，以黑河土石壩心墻裂縫沖刷試驗為例，分別採用常水頭和變水頭兩種方法，探討了土石壩心墻裂縫在水流沖刷過程中的特點。 -
Provided with oil cup with constant oil level, or lubricated by thin oil
配備恆定油位的油杯，也可用稀油潤滑。 -
The level of the petrol in the chamber is kept constant by the action of a float.
室內汽油的水平高度由於浮子的作用保持不變。
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