預備測試 的英文怎麼說

中文拼音 [bèishì]
預備測試 英文
preliminary checkout
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : Ⅰ動詞1 (具備; 具有) have; be equipped with 2 (準備) prepare; provide with; get ready 3 (防備...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞(古代占卜用的器具) astrolabe
  • 預備 : prepare; get ready
  • 測試 : test; testing; checkout; measurement
  1. The advantage and disadvantage of measurement of propeller - induced pressure by using different equipment is discussed. the method to obtain self - propulsion point for full scale in depressurized towing tank is studied. the measurements of pressure of two propeller models are carried out, the results of the measurement agree with those obtained by cavitation tunnel very well, which proves this measurement is successful, and the theoretical prediction is verified too

    比較了不同用於螺旋槳脈動壓力的優缺點,探討了在減壓拖曳水池中實現實船自航點的方法,並進行了兩只螺旋槳模型的脈動壓力,經與空泡水洞中脈動壓力的結果進行比較,說明該項是成功的,同時也對脈動壓力的理論報結果做了驗證。
  2. With the aid of baffle movement, a technique named masking pretreatment and the method of vacuum deposition have been used to fabricate the ag - o - cs photoemissive thin films with internal field - assisted structure for the first time. the internal field - assisted photoemission characteristics of ag - o - cs thin films show that the photoelectric sensitivity is increased when the internal electric field is applied to the thin films, which indicates that the electric field has been effectively provided to the thin films by the above - mentioned internal field - assisted structure. such an enhanced photoemission is attributed to the variations in energy - band structure of ag - o - cs thin films, and which are considered to induce the lower - energy electrons to participate in the photoemission

    通過掩膜處理和擋板轉移技術的配合,利用真空沉積方法首次制了內場助結構ag - o - cs光電發射薄膜。 ag - o - cs薄膜內場助光電發射特性結果表明,該方法能夠有效地實現ag - o - cs薄膜體內電場的加載與表面電極的引出,薄膜光電靈敏度隨內場偏壓的增大而上升。 ag - o - cs薄膜在內場作用下的光電發射增強現象與薄膜體內能帶結構變化低能電子參與光電發射等物理機制有關。
  3. Because the monitoring of electricity equipment is still in the condition of traditional prophylactic test ( monitoring off line ), wordage list and management method of handwork operation, to strengthen the real - time monitoring of the operation state of electricity equipment ( monitoring on line ), find out the anomaly of equipment, monitor and analysis the fault, then take a corresponding measures to lower the fault loss so that we can make the transition between the regulations of periodic repairing equipment and the regulations of reasonable state repair, is the work which the department of power supply and operation make much of

    針對對現有電氣設的監大都還處于傳統的防性驗(離線監) 、文字報表、手工操作的管理方式的現狀,加強對電力設的運行狀態進行實時的監(在線監) ,及時發現設的異常徵兆、對故障進行診斷分析,並採取相應措施,把故障損失降低到最低水平,進而將目前實行的設定期檢修制過渡到更為合理的狀態檢修制,一直是供電和運行部門十分重視的工作。
  4. The subject derives from electronic equipment bureau of electronic information industry of department of general equipment of china. the subject researches dds ( direct digital frequency synthesizer ) signal source of the frequency agile signal generator. it plays a good role in the important pre - research project that is the test technology of tactics anti - jamming for communication transceiver synthesis

    本課題是總裝部電子信息部電子裝局下達的研項目? ? 《戰術抗干擾通信電臺綜合技術》中的信號源部分(捷變頻信號發生器中的dds信號源部分) 。
  5. Sets of personal computers, printers and fascimile machine are available in the employment resources corners. registrants can practise their chinese english typing skills there, write submit resumes and surf the internet

    就業資源閣設有電腦兩臺,供求職者練習中英文文書處理、進行打字速度履歷表、求職信及上網瀏覽就業資訊之用。
  6. I went to the doctor for tests and was ready to hear the news.

    我便好一切去見醫生,接受
  7. Tuesday ' s game was an important test, but after lasting the course and creating both chelsea goals in a 2 - 1 win, cole was delighted with the outcome

    這個星期二的比賽是個重要的,但是經過了訓練課,和助攻2次的激烈比賽之後,科爾高興的宣布,藍軍風之翼王者歸來,而切爾西混合隊也以2 - 1戰勝了考文垂隊。
  8. The cause of vacuum degree formation under groundwater table is discussed in the paper. the testing results show that vacuum degree above the groundwater table is produced directly by pumping air, and that vacuum degree below groundwater table is produced mainly by dewatering and by escaping of sealed air from the end of flexible pipe. based on the bernoulli equation, the limit lowering of groundwater table is analyzed, which is about 5 ~ 7m. the effective influence depth of vacuum preloading has relationship with pvds depth and can be more than 10m

    對地下水位線以下的真空度成因進行了分析,結果表明,地下水位線以下到的真空度是由於軟管中水位下降或部分封存氣體從軟管末端逃逸引起的,與地下水位線以上的真空度由抽氣直接形成在成因上存在不同;根據伯努俐方程,對地下水位下降的極限深度進行了分析,得出真空壓中地下水位的極限下降深度為5 7m ;對有效影響深度的分析結果表明,真空壓的有效影響深度與塑料排水板的打設深度具一定關系,有效影響深度可以超過10m 。
  9. Identify necessary test equipement support and make the budget for the new launching products

    確定新產品需要的,制定設的采購算。
  10. This paper presents a method of test, estimation and predication of some state parameters of the power unit in power and electric equipment, these parameters can be temperature, voltage, current and so on ; when attaining the values of these parameters at the next state, whether the power unit will go into the malfunction or not can be knew, according to the result, some measures can be made ; by controlling the values of correlative parameters, the unit could be maintained in its optimal running status ; so the damage to the power unit can be prevented, the running quality of the driving system can be guarantied, and the optimized control level of the system can be improved

    本論文提出了一種利用估計的方法,對電力電子設中的功率器件的某些主要狀態參量(如:溫度、電壓和電流)進行、估計並,從而得出未來的運行狀態;然後據此判斷該功率器件是否已進入故障范圍,以便提前採取措施,通過對相關參數的調整來保證功率器件始終工作在最佳狀態;這樣,既避免了功率器件損壞的發生,又避免了驅動系統故障狀態的出現,明顯地提高了系統優化控制的水平。
  11. When the data of logistics in current process are used for input of simulating logistics in future 100 % continuous casting process, supply of hot metal from iron - making process may not satisfy the needs of 100 % continuous casting on raw materials. because planning scheme in continuous casting process depends greatly on smelting scheme in convertor vessel, it is important for operator to balance raw materials supply, smelting and casting in order to realize the scheme of 100 % continuous casting. when some equipment are work abnormally, mixer of hot metal and lf furnace can be used for logistics buffer

    用攀鋼煉鋼生產數據對模擬軟體系統進行的和模擬研究結果表明:模擬系統的隨機數發生演算法可以實現對作業時間的依分佈隨機抽取;在相似的輸入條件下,模擬結果與實際生產物流的時間分佈規律基本吻合,達到了模擬軟體設計的期目標;若以攀鋼提釩煉鋼廠現工藝的鐵水輸入作為全連鑄后的輸入條件,則現工藝的物料供應能力可能難以滿足全連鑄生產的要求;連鑄機的連澆計劃對轉爐爐次計劃的編制有很高的要求,合理安排來料、煉鋼與澆鑄三者間的物流平衡關系將是保證全連鑄作業的重要條件;當出現設異常情況時,可以利用混鐵爐與lf爐站前等待作為物流緩沖池,通過延長系統的平均物流時間來緩解因設檢修和故障等擾動所造成的影響,確保生產的順利進行。
  12. The measurement of dielectric loss and volume resistivity is effective preventive tests to judge insulating oil isolation status of polluted and aging, and it ' s important method of ensuring the safe operation of transformer and oil - filled circuit breaker, etc. however, the measuring systems of insulating oil dielectric loss and volume resistivity used at present exist the shortcoming of low accuracy, weak repeatability, inconvenience, and its thermostatic control system ca n ' t meet the challenge

    絕緣油的介質損耗因數、體積電阻率量,是判斷絕緣油的劣化與污染程度的有效防性驗,是保障變壓器、油斷路器等充油電力設安全運行的重要手段。然而,目前所使用的絕緣油介質損耗因數、體積電阻率系統存在著量精度低、量結果重復性不好、控溫系統不能滿足控溫要求、操作不便等缺陷,針對這一現狀,本文對絕緣油介損及體積電阻率一體化系統進行了研究。
  13. A preliminary test given to determine whether students are sufficiently prepared for a more advanced course of studies

    為衡量學生是否已有足夠的準去進行更高一級的學習而舉行的初步考
  14. Prestressed bar, anchorage device, construction and cost of civil engineering, evaluation, design, testing, addident analysis of pc structure, mould and reinforcement technology

    土建類應力鋼材、錨具、設、施工與造價;應力結構評估、工程設計、現場與事故分析;模板鋼筋技術。
  15. It is to be expected that test equipment will require more and more refinements as engineering developments result in sensors of higher and higher quality.

    可以料,隨著科技的發展,傳感器的質量將愈來愈高,對精確度的要求也將愈來愈高。
  16. 1. nizn ferrite was developed for using in mini high frequency dc - dc converters and inductors. we measured and analysed the parameters of the nizn ferrite, which we concern about when designing the dc - dc converter. 2. the low loss sample of nizn ferrite were chosen for design - optimization of the high frequency transformer. based on the relevant theoretical researches, the loss properties of the magnetic core material and winding were analyzed in this thesis

    因此,以nizn功率鐵氧體材料為開關電源芯材為基礎,並優化各種開關電源的設計已成為國際上的熱點和技術瓶頸,本論文正是以上述背景為研究目標而開展工作的,主要進行的工作和創新有: 1 .對研製的新型高頻低功耗的功率nizn材料進行參數的,並針對dc - dc變換器設計關心的參數對芯材特性進行了分析,選擇在特定頻率下,功耗較小的nizn材料磁芯樣品作為變壓器優化設計的磁芯。
  17. Lh test strip adopts the au - labelled monoclonal antibody technology. it can test the peak value of lh in the urine accurately and the female can foresee the most suitable time of conception or contraception. it is one of their necessities

    女性排卵檢紙條採用金標記單克隆抗體技術研製而成,能準確檢出尿液中lh的峰值水平,使女性能知最佳的受孕或避孕時間,是育婦女的必品。
  18. Be involved in pre - commissioning test of rotating equipment

    參加轉動設調
  19. An academic test or examination that is preparatory to one that is longer, more complex, or more important

    為更長、更復雜或更重要的考而進行的性學術或考
  20. There is a detailed introduction to the theory, characteristic, equipment and method of the strain gauge in this paper. the use of the disturbance preventing can eliminate some disturbances effectively during the flight test, and has some satisfied results

    本文詳細介紹了應變片的工作原理及其工作特性、量設方法,實際量中採用了防干擾的措施,解決了飛行量中部分干擾的問題,取得很好的效果。
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