選擇試驗 的英文怎麼說

中文拼音 [xuǎnzháishìyàn]
選擇試驗 英文
lot-by-lot testing
  • 選 : Ⅰ動詞1. （挑選） select; choose; pick 2. （選舉） elect Ⅱ名詞（挑選出來編在一起的作品） selections; anthology
  • 擇 : 擇動詞（挑選） select; pick; choose
  • 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
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  • 試驗 : trial; experiment; test
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山（自然保護區） 、黔江武陵山（國家重點退耕還林示範縣，森林覆蓋率50以上）和北碚中梁山（遭人為破壞嚴重）典型巖溶區為對象，選擇了幾種重要的利用方式，包括林地、果園、耕地、棄耕地和灌草坡，採用野外巖溶生態調查和室內試驗測量分析相結合的方法，以不同土地利用方式巖溶土壤肥力為重點，對不同土地利用方式土壤肥力特徵進行量化分析，找出巖溶土壤肥力差異的主要方面及其根本原因，論文主要從土壤剖面物理退化指標（有效土層厚度、有機質層厚度、質地、團聚體、水分含量等） ，化學肥力退化指標（有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等） ，樣地土壤微生物指標（細菌、真菌、放線菌數量及總量）以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究，為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. In order to prove the feasibility of the control method mentioned, both the semiphysical test for the plant simulated by analogue computer and the model test for the cantilever beam are designed and finished with the study of the parameter selection in realization

    對離線建模的智能旋翼頻域神經控制方法進行了試驗驗證研究，試驗分兩種情況：以模擬計算機模擬受控對象的半物理模擬試驗與懸臂梁振動響應控制試驗，並研究了實現中的參數選擇問題。
  3. The experiment was conducted in a 2. 4 ha isolated field mimic rice production practice with pollen competition. a japonica gm rice l201 containing bar gene with herbicide basta resistance was used as a pollen donor and six indica hybrid rice varieties and its male sterile ( ms ) lines and two common wild rice ( oryza rufipogon and o. nivara ) that share same aa genome with cultivated rice were used as recipients

    本試驗選擇廣州作為華南水稻生態區的代表，以含bar基因（抗除草劑basta ）的轉基因粳稻l201為花粉供體，模擬大田生產實際，對轉基因向秈型兩系及三系雜交稻不育系、雜交稻品種及含aa基因組的普通野生稻的基因漂流及其影響因素進行了研究。
  4. Multispectral data for bathymetry is often performed in relatively clear shallow waters, up to now, no one use multispectral data for bathymetry in estuary waters of yellow river, where the highest sediment concentration in the world has been observed. in another part of this thesis, multispectral data acquired by landsat - 5 tm and in situ data are used for bathymetry in estuarine waters of yellow river. statistical models based on one band and two bands of tm respectively are developed

    利用兩期水深的比對可以揭示黃河水下三角洲的沖淤演變規律，但由於實測水深資料獲取較為困難，因而利用遙感來反演水深是一個重要的選擇，為此，本文在黃河口海現代黃河三角洲沖淤演變規律與遙感應用研究端走取兩個試驗區進行了多光譜遙感水深反演試驗，試驗結果表明，在極高泥沙濃度、較強水動力條件的黃河口海域，用多光譜遙感反演水深是可行的。
  5. The basic substance willis selected for the strata of his experiments was beeswax.

    威利斯在他做的試驗中選擇摸擬地層基本物質是石蠟。
  6. Test of choosing ulture mediums of the holy land violet rape

    聖地紫羅蘭油菜栽培基質的選擇試驗
  7. Study on selection experiment of optimal crop intercropping with poplar

    楊樹間種最佳作物的選擇試驗
  8. Provenance selection experiments of pinus strobus

    東部白松種源選擇試驗研究
  9. Based on the selection of the accelerating agents for the wet shotcrete, the applicability of the setting time for the accelerating agents got from the tests concerned are discussed herein, from which a proposal is put forward that the alkali - free accelerating agent is suggested to be preferentially applied to the wet shotcrete for the permanent project

    摘要根據濕噴混凝土速凝劑品種選擇試驗結果，討論了速凝劑凝結時間試驗結果的適用性，開提出了永久工程濕噴混凝土應優先選用無堿速凝劑的建議。
  10. Compositions and ratio of a series of formulas of smoke - producing mixtures are fixed by selecting experiments of metals, oxides and additives. results of the experiments have testified that mg, fe203 and ti02 are better than other metals and metal oxides

    通過金屬粉的選擇試驗、氧化物選擇試驗、添加物質選擇試驗、其它發煙物質的選擇試驗以及配比調整試驗，確定了一系列發煙劑配方的組成及配比。
  11. Combining the character of heiyingshan ' s lean iron ore and the experiences of hematite dressing home and abroad and locale character that located in the center of gobi desert and lacking electricity and fresh water, we have finished three ways of trial studying which are the magnetic ore dressing, lump dry - magnetic dressing and magnetic - gravity ore dressing

    根據黑鷹山礦貧鐵礦石性質和國內外紅鐵礦選礦實踐，結合黑鷹山礦現場地處戈壁沙漠、缺電少水特點，選擇全磁選方案、塊礦干選-磁選方案及磁選-重選方案進行選礦試驗研究，針對選礦試驗情況對中磁?強磁（一粗一精）選礦流程進行了擴大試驗。
  12. Selection experiment on the urgent conservation materials for the petroglyphs on the flower mountain, guangxi

    廣西花山巖畫搶救性保護修復材料的選擇試驗
  13. You keep hitting a failure point.

    而當你選擇試驗對象時. .
  14. You keep hitting a failure point

    而當你選擇試驗對象時
  15. Using solid waste management of macao as a case, the application of choice experiment model method ( ce ) and double - bounded contingent valuation method ( cvm ) in the economic valuation of environmental resources in macao were studied

    摘要以澳門固體廢物管理為研究對象，比較研究了選擇試驗模型法和雙邊界二分式條件價值法在澳門環境物品經濟價值評估中的應用。
  16. There had no significant differences in the results of economic valuation of solid waste management in macao applying ce method and double - bounded cvm ; but ce method could reveal more preference information of consumers

    結果表明，應用選擇試驗模型法和雙邊界二分式條件價值法得出的澳門固體廢物管理經濟價值結果相差不大，但選擇試驗模型法比雙邊界二分式條件價值法能更充分地揭示出消費者的偏好信息。
  17. The following two chapters introduce the theory of discrete choice model and discrete choice experiment and how to design the experiment and estimate the model by programming sas codes

    在系統分析的基礎上，本文介紹了離散選擇模型和離散選擇試驗的基本原理及其在市場研究中的應用，並初步的探討了離散選擇試驗設計和模型擬合的sas程序實現。
  18. Chapter 4 discusses an optimal product line selection model which is based on choice data and then develops a modified model considering the possible violation on the basic assumption for discrete choice model and some applicable properties for practices. the last chapter focuses on the candy case with an effort of using these inferential results developed in this paper

    最後以糖果產品為例，模擬進行了糖果產品離散選擇試驗和離散選擇模型的擬合，並通過改進型的產品線優化選擇模型為各細分市場選出了可以推出的最佳產品。
  19. It consists two studies. study one, choosing grade 8 students as subjects, examined through questionnaire and interviews the difficulties met by 8 - graders in their physics inquiry learning and sorted them out, then preliminarily analyzed teaching strategy to individual, group and teacher ' s effect on inquiry learning

    研究一選擇實驗區八年級學生為被試，通過問卷和訪談深入了解八年級學生在物理探究性學習各環節中面臨的困難，並對這些困難進行了分類，初步分析了個體因素、小組因素和教師因素對學生探究性學習的影響。
  20. Biological evaluation of medical devices - part 4 : selection of tests for interactions with blood iso 10993 - 4 : 2002 ; german version en iso 10993 - 4 : 2002

    醫療器械生物評定.第4部分:與血液相互作用的選擇試驗
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