試驗前 的英文怎麼說

中文拼音 [shìyànqián]
試驗前 英文
pretest
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 前 : Ⅰ名詞1 （在正面的） front 2 （次序在先的） first; top 3 （過去的; 較早的） ago; before; preceding...
  • 試驗 : trial; experiment; test
  1. Before the test is done, a local anesthetic will be given

    試驗前是做了大量工作，麻藥會
  2. The tensile strength and young ’ s modulus of cf / ep specimens before and after vacuum thermo - cycling were measured by an electrical universal material testing machine. an electron scanning microscope was used to perform the surface morphology and fractography of specimens

    真空熱循環試驗前後cf / ep層合材料的拉伸性能由電子萬能材料試驗機完成，本文利用掃描電鏡觀測試樣表面形貌和拉伸后的斷口形貌。
  3. Test should be proceed under good meteorologic conditions and sea condition, keep the cruise 、 ship speed and main engine revolution of the vessel stable before trial, rudder angle should keep at center position

    試驗應在良好的氣象條件和海況下進行，試驗前，應保持航行、航速以及主機轉速的穩定，試驗期間，舵角應保持在正中位置。
  4. Soak specimen in warm after a specified time then observe whether specimen surface had degenerative conditions as blister, fadeaway, swell. … etc. to judge its quality and calculate the change rate of weight before / after test

    恆溫水槽：材料經本水槽一定時間之溫水浸漬試驗后，觀察是否變質，表面有無起泡、褪色、膨脹等現象，以判暄品質，亦可計算試驗前後之重量變化率。
  5. Textiles - domestic laundering procedures for textile fabrics prior to flammability testing

    織物燃燒試驗前的家庭洗滌程序
  6. Textiles - commercial laundering procedure for textile fabrics prior to flammability testing

    織物燃燒試驗前的商業洗滌程序
  7. Disease control must begin prior to establishing the maximum yield experiment by selecting fields that permit proper crop rotation, utilizing tillage and other cultural practices that minimize the chances of disease development, and selecting cultivars that have the best genetic resistance to the diseases that are most likely to attack the crop

    在布置最高產量研究試驗前，首先應有病害防治措施，選擇滿足合理輪作的地塊、採用減少發病可能性的耕作栽培措施、針對最易造成供試作物減產的病害選擇抗病品種。
  8. The inclining test shall be carried out according to the " inclining test program " before sea trial and the sea trial can only be carried out after eliminating the problems and defects which are found in inclining test and subject to prior approval by classification society and shipowner

    航行試驗前應依據「傾斜試驗大綱」進行傾斜試驗，並在消除了傾斜試驗之中所發現之問題和缺陷並在船級社及船東同意之後才能進行航行試驗。
  9. Other experts, however, are reserving judgement until independent tests are carried out

    然而，其他專家則在沒有進行一些獨立試驗前持保留意見。
  10. A experiment on the water movement rule of the soil had been done before the field experiment, and then four irrigation regimes were placed in it, that is to say, three sub - irrigated areas hi contrast to a general irrigated area

    在大田試驗前，做了滲灌土壤水分運動規律試驗，然後，在大田試驗中設置了四個處理，即：三個水平滲灌區和一個漫灌區對照。結果表明： （ 1 ）滲灌區的實際灌水量比漫灌區下降了58 . 15 81 . 63 。
  11. The bulk density was 1. 2 g cm - 1. the soil contents about 60 % of silts and about 15 % of clays. a slope adjustable flume of 3 by 8 m was subdivided into 15 mini - flumes of 0. 2 by 8 m

    土壤顆粒以粉沙為主，粉沙粒占總量的60左右，粘粒約佔15左右，容重約為1 . 2gcm ~ （ - 1 ） ，試驗前將土樣風干並過1 1cm的粗篩。
  12. During the experiment, the subjects were provided with multi - media aided classroom instruction, prior to and after which, both quantitative and qualitative analyses were made of the subjects " performance

    實驗期間，在試驗班實施多種媒體組合教學，並在試驗前後，對學生知識水平進行量化檢測及定性分析。
  13. Before and after test the samples were studied by the scanning electorn microscope to analyze and make a comparison between the microstructures, to grasp and reveal the mechanism of the gold transportation deposition and enrichment

    本項工作選擇了該區的礦化圍巖作三軸高溫高壓試驗，並對試驗前後樣品進行掃描電鏡研究，分析對比微觀組織，研究主要賦金礦物遷移、富集過程，從而了解和揭示金的遷移和富集機制。
  14. Modern weapon all equip advanced fire control system, its dynamic performance index is major test project that need to inspect and check on before shooting experiment

    現代武器均裝備先進的火控系統，其動態性能指標是射擊試驗前需要檢查和考核的主要試驗項目。
  15. Using data - collecting system developed by ourselves and controlling different parameters, the author monitors the phenomenon of transient boiling and measures the temperature signal. in order to verify the experimental results, numerical simulation of the steady temperature field is carried out before the transient experiment

    利用自行開發的數據採集程序系統對瞬態沸騰現象進行監控和溫度信號的測量；並對瞬態試驗前的穩態溫度場進行了數值模擬，通過與穩態試驗數值的比較，來驗證實驗件的溫度場分佈。
  16. Appraise the test scheme of dynamic consolidation of each test district before test and make optimization suggestions ; 4. the grain - size distrilidation of the underlayer of dynamic consolidation has great on consumption of the energy i, the better the dynamic consolidation effect is ; 5. the deformation effect of dynamic consolidation foundation is that not only the settlement deformation of foundation will decrease greatly after pounding, but residual settlement deformation in each test district are compared, it can be concluded that the deformation stability of foundation of the runway engineering of pu - dong airport can satisfy the design requirment through dynamic consolidation according to optimized test scheme. but the underlayer of dynamic consolidation should be made when pounding

    論文的主要工作和研究認識如下： （ 1 ）確定必要的強夯施工參數； （ 2 ）對既有砂性土又有粘性土地基的最佳夯擊次數的確定方法進行了探討； （ 3 ）對試驗前各試驗小區的強夯試驗方案進行了評價，並提出了優化建議； （ 4 ）強夯墊層材料的級配對夯擊能的消耗有很大影響，級配好的墊層對夯擊能的傳遞比級配差的墊層效果好； （ 5 ）強夯地基的變形效應主要是指夯后地基不但沉降變形會大幅度降低，而且剩餘沉降變形會緩慢地發生； （ 6 ）在比較各試驗小區的變形穩定性后，按照優化后的試驗方案進行強夯處理，則浦東機場場道工程地基的變形穩定性能滿足設計要求，但須在處理時施加強夯墊層。
  17. Pressure test of through out pigging : inspect pipe deformation and construction quality. exhaust before water pressure test, drainage before manufacture, dryness and medium isolation

    總通清管試壓：檢測管線變形、施工質量。水壓試驗前排氣、生產前排水、乾燥、介質隔離。
  18. Practice for separation and washing recycled plastics prior to testing

    試驗前分選和清洗回收塑料慣例
  19. The teacher gave each of us a piece of filter paper before doing the experiment

    做試驗前，老師給我們每個人發了一張濾紙。
  20. Standard practice for separation and washing of recycled plastics prior to testing

    試驗前回收塑料的清洗和分離的標準操作規程
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