精度降低 的英文怎麼說

中文拼音 [jīngdùjiàngdī]
精度降低 英文
loss of accuracy
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 降 : 降動詞1. （投降） surrender; capitulate 2. （降伏） subdue; vanquish; tame
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  • 降低 : reduce; cut down; abate; debase; drop; lower; lessening; reducing; reduction; depression; tarnish
  1. Win600 freight lift is provided with the safe and reliable microcomputer control or plc control. the traction is equipped with vvvf wector to make the start, acceleation, deceleration and stop of lift stable and confortable. zero - speed braking stop is uesd to greatly increase the leveling accuracy, reduce te noise and vibration of operation and save energy over30 % than traditional ac double - speed traction

    Win600系列載貨電梯採用微機活plc控制，安全可靠，拖動系統採用vvvf矢量控制使電梯的啟動加減速停車都十分平穩舒適，停車時實行零速控制動停靠，大大提高平層精度，降低運行噪音和振動，並且節能環保，比傳統的交
  2. This paper presents the r & d of the pcb auto locate drill based optical scanning. this thesis targets to discuss an application of combination with machine visual technology, machinery technology and nc technology in the r & d of machine for pcb manufacture

    本課題旨在將機器視覺技術結合機械製造技術和數控加工技術應用於pcb製造機器的設計研發之中，從而可以提高pcb的加工效率和精度，降低生產成本。
  3. The technology of automatic dosing production line for welding rod shell is an important means to raise productivity, improve accuracy of mixture, reduce the cost and raise the level of civilized manufacture and environmental protection

    電焊條藥皮塗料自動配料生產線技術，是提高生產率和配料精度，降低生產成本，提高文明生產水平和環境保護水平的重要手段。
  4. If it is estimated by the method of ols, it will bring about serious effect : the variances of the parameter estimators are not the least, and the accuracy of estimation and prediction decreases

    如果對異方差模型進行ols估計，就會產生嚴重的後果：參數估計量的方差不具有最小方差性；估計與預測的精度降低。
  5. The problem of assembly sequence planning ( asp ) is a kind of np optimization problems, so it is very difficult to find an assembly sequence which can achieve the assembly request. therefore, assembly sequence planning had been becoming the bottleneck of reducing the cost and shortening the production time of a product

    裝配序列規劃問題本質上是一個np組合優化難題（ nondeterministicpolynomialproblem ） ，因此很難得到一個滿足裝配要求的裝配序列，從而使裝配序列規劃成為提高產品精度、降低生產周期及成本的瓶頸環節。
  6. In the fourth section of the thesis, the method that constructing statistical features based - on time for connection records and using these features to construct classification models were studied in detail. in order to improve the accuracy of classification model and decrease the rate of false positive, some factors that may have bad influence on accuracy of classification model were analyzed and the method of selecting appropriate set of features was also provided

    論文的第四部分，詳細研究了使用網路連接記錄的基本特徵屬性構建基於時間的統計特徵屬性方法，通過選擇適當的特徵屬性集來提高異常檢測模型的分類精度，降低誤報率；同時分析了影響檢測模型分類精度的因素；對不同實驗條件下得到的實驗結果進行了比較和分析。
  7. We concluded that the application of our device have not only reduced operators work dramatically, but also shortened technological flow process and improved the precision of measurement and inspection due to the integration of sealed air measurement and inspection function and sealed cabin drying function. it also provided a user - friendly human machine interface because the adoption of mcgs

    課題「密封艙性能自動檢測裝置」已經在工程中應用，由於集成了氣密性檢測功能和密封艙的乾燥功能，採用了自動檢測技術和在線存儲技術，不但大大縮短了工藝流程，提高了檢測精度，降低了工人的勞動強度，而且給用戶一個良好的界面。
  8. Abstract : throug analyzing on the separating process of qixing preparation plant, brought forward several recreate policy to improve separating fine size and reduce the capital, so as to increase economic efficient

    文摘:通過對七星選煤廠分選工藝的分析，提出了幾個改進措施，以提高其分選精度，降低噸煤成本，提高經濟效益。
  9. In the approach, non - load machine switch is replaced by scr controlled by mpu to regulate the temperature. this control precision is greatly improved, and at the same time parameters can be automatically stored and displayed during the manufacturing process, it also included some other auxiliary controlling functions, such as over - temperature alarm, work piece input or output reminding, etc. the fuzzy pid control algorithm consists of fuzzy control and digital pid adjustment

    針對鹽浴變壓器只能進行無載分接、有級調節的問題，本方案採取在變壓器原邊串接晶閘管的方法，將手動轉換的溫度控制，即無載分接開關機械觸點調節電壓改為單片機自動控制晶閘管的導通，將手動控制溫度改為模糊pid控制，從而提高了控制精度，降低了工人勞動強度。
  10. It is showed that this prototype machine of system has realized the automation of detecting and controlling course, the digitization processing of detected result, as well as the diversification of detecting and controlling functions ; it has improved the measuring and controlling precision in the course of detecting hermetic performance of sealed - cabin, and depressed the operator ' s labour intensity

    通過測試表明，該系統原型機較好地實現了測控過程的自動化、測量結果的數字化處理以及測控功能的多樣化，大幅度了提高密封艙密封性能檢測四jll大學碩士研究生學位論文摘要過程中的測量控制精度、降低了操作人員勞動強度。
  11. On the ssk - u6035 five axis machining center, the application of touch trigger probe ( renishaw mp10 work - piece probe ) system and the corresponding inspection automatic programming system can realize integration of on - line positioning, measurement, data processing, error emendation into machining, which improve productivity of machining center and machining precision of workpiece greatly and reduce defective index

    摘要在ssk - u6035五軸加工中心上，利用觸發式測頭（英國雷尼紹的mp10工件測頭）系統和相應的檢測自動編程系統實現牙掌在線定位、測量、數據處理、誤差校正控制和加工一體化，大大提高了加工中心利用率和工件加工精度，降低了廢品率。
  12. Combined with circular hole, we give some data groups, through analysis of the result predicted, we know, when sampling position is within specific limits, setting up gm ( 1, 1 ) model directly can get to better precision, or else precision is worse

    並結合圓孔的情況構造出若干建模數據列，通過對模型預測結果的分析可知，當采樣位置在一定范圍內時，直接建立gm （ 1 ， 1 ）模型精度較高，當超出了這個范圍時，模型精度降低。
  13. This system can show the plane and solid drawings of the bottle and also can simulate the finished product appearance, thus the designer can get the design bottle immediately. besides these this system can calculate the cubage of the bottle rapidly and exactly. so it can shorten the design period, reduce the cost and improve the precision effectively

    該系統具有的平面圖形、立體圖形以及設計結果模擬展示功能，可以使設計者快速、直觀地觀測到設計結果；另外該系統所具有的容積計算功能，可快速準確地計算出瓶子容積，從而有效地縮短了瓶型的設計周期，提高了設計精度，降低了成本。
  14. Generates an error when a loss of precision occurs in an expression

    表達式中出現精度降低時生成錯誤。
  15. Might result in loss of precision, but never in loss of magnitude

    可能會導致精度降低，但大小決不會損失。
  16. When false, losses of precision do not generate error messages, and the result is rounded to the precision of the column or variable storing the result

    ，則在精度降低時不生成錯誤消息，並按存儲結果的列或變量的精度對結果進行四捨五入。
  17. Mainly by mathematics analysis, this paper explains that why just selects these parts in the model, and if these parts are added, reduced or changed, why the precision will be dropped

    本文重在從數學理論上說明，為什麼模型中取這幾項，增加、減少或更換這些項，為什麼會使模型精度降低。
  18. The demand to the precision of steel plate in industry production has enhanced increasingly, but the surface precision of roller, which affects the precision of plate material seriously, will debase because it is worn

    =工業生產對所需板材精度的要求日益提高，但由於軋輥在使用中不斷磨損變形，導致其表面精度降低，從而嚴重影響著所生產的板材的精度。
  19. For large - scale complex diagnosis objects, there are many questions in applying single neural network to construct fault diagnosis system such as the problem of managing teacher data, lowering the precision of studying and affecting the efficiency of studying and so on

    對于復雜大型的診斷對象，應用單一的神經網路構造故障診斷系統將遇到整理教師數據難，學習精度降低，影響網路學習效率等問題。
  20. With the design and realization of the servo system of the airborne ( shipborne ) target ' s real - value measurement equipment as the background, and with a view to the especial problems which have to be faced with in servo control system ( that is the bad condition, contradiction between the weight and the power and the disturbance of the carrier ), it is difficult to reach the high stabilization precision and the tracking precision by traditional control technique, so by means of refer to a great deal of references and base on the summary of the domestic and overseas designing schemes, control technique adapted to the airborne ( shipborne ) equipment is brought forward. theoretical analysis and researches are presented in this dissertation and are applied to the practical design and realization of the airborne ( shipborne ) real - value measurement servo controller

    本文以某工程研製項目機（艦）載目標真值測量設備的伺服系統研究和實現為依託，著眼于機（艦）載測量設備伺服系統所必須面對的與陸基設備相比的特殊問題（即環境條件更為惡劣、體積和功耗的矛盾及載體擾動帶來的精度降低等） ，提出傳統的控制方法難以使系統達到高的穩定精度和跟蹤精度，因此，通過查閱大量的國內外文獻及總結了國內外光電穩定與跟蹤系統設計方案的基礎上，提出了適用於機（艦）載伺服系統的控制方法，從理論上進行了分析和研究，並將之應用到具體的研究與實現中。
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