選定試驗 的英文怎麼說
中文拼音 [xuǎndìngshìyàn]
選定試驗
英文
optional test- 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
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 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
- 選定 : designate; selected
- 試驗 : trial; experiment; test
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Trial 2, effect of supplemental copper of different type on nutrition and specific immunity of mice - ii the grouping of trialt animal was the same as trial 1, at the first day, second day, third day, one mouse was injected with pha brine fluid for 10mg / kg avoirdupois after weighing in the same time in each repeat, following the 7d, 14d, 21d, 8d feeding period, after weighing, blood was made, wrigh - giemsa coloration, counting the number of lymphocyte female cell and overage lymphocyte, index of immune organ, copper concentration in liver and spleen
試驗二,不同形式銅對小鼠營養與特異性免疫功能的作用-試驗動物分組同試驗一,進入正式試驗期后,在每周第1天、 2天、 3天同一時間每重復選取1隻小鼠,稱重后每天按10mg kg體重肌肉注射一次植物血凝素生理鹽水溶液,並於試驗第7天、 14天、 21天、 28天稱重后尾尖取血,姬姆薩-瑞氏染色,計算t淋巴細胞轉化率,計算免疫器官指數,測定肝臟、脾臟銅含量。Because of the technical complexity of the turbine for the three gorges project and on the basis of several important technical problems which have been defined in the international bidding documents for 14 generating units in the left bank power station, the owner of the project has decided another some important technical problems based on appraisal and comparison in the bid appraisal stage after the bidding documents are analyzed and the tender documents are cleared by the tenderers
由於三峽工程水輪機技術上的復雜性和挑戰性,在左岸電站14臺機組國際招標文件已明確了若干重大技術問題的基礎上,在機組議評標階段,對招標文件進行分析和投標商對投標文件進行澄清說明后,經評議比選,業主又決策了幾個重大技術問題,主要有:水輪機設計水頭的確定,負傾角葉片水輪機的應用,兩套水力設計,舍棄初期轉輪,蝸殼進行水壓試驗等。The results are summarized as follows. solid culture. in preliminary experiments, broomcorn millets ( yielded by the crop panicum miliaceum l. ) and foxtail millets ( yielded by the crop setaria italica l. ) were determined as optimal substrate for solid culture of p. delphacis
主要研究內容和結果分述如下:固體培養篩選確定了以黍米( panicummiliaceuml . ,俗稱黃米)和粟米( setariaitalical . ,俗稱小米)為最適固體培養基質,對飛虱蟲癘霉進行了成功的繁殖試驗。In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。On the basis of collecting and arranging a large amount of projects experience, conbined with construction diversion flood passing measures design and hydraulic model test of lihua hydraulic pawer station in 1995 and 1996, the dissertation studies the issues related with characteristics of concrete face rockfill dam including the selection of construction diversion flood passing standard and measures, flood passing during construction period and embankment stage, coffer dam design, construction scheme and general schedule etc. and present preference for project construction
本文在搜集整理大量工程經驗的基礎上,結合蓮花水電站在1995年及1996年導流渡汛工程措施設計及水工模型試驗,對混凝土面板堆石壩的導流渡汛標準、導流方式及其選擇、施工期渡汛及壩體填築分期、圍堰設計以及施工方案及總進度等與混凝土面板堆石壩特點有關的問題進行研究,為工程建設提供一定的參考。Simultaneously, combine with his own work experience, the author gets an advanced detail and general design steps. and then illustrates an actual engineering which is designed with the article ’ s recommendatory method and steps. by combining with the test results, it is proved that the ground treatment result obtains the design requirement and the commendatory method is right, which is able to provide reference value to the engineering
本文首先對加筋土的研究現狀做了詳細的介紹和分析,在此基礎之上,對加筋土地基設計方法做了一定的研究,對地基承載力力設計方法做了對比分析,選擇極限分析法作為本文的推薦方法,並結合作者自身的工作經驗,提出了加筋土地基詳細和全面的設計步驟,然後用一個加筋土地基實際工程為例,採用本文推薦的設計方法和步驟進行設計,並通過現場試驗結果,證明該地基處理達到設計要求,也證明了推薦方法計算的準確性,這對廣大工程師在實際工程操作中有較高的參考價值。Taking the brown alumina powder and french chalk as the refractory, the silicasol and dextrin as the composite binder, the western bentonite and sodium carboxymethyl cellulose ( cmc ) as the composite suspension agent, the optimum mixing ratio of the water - based coating was established by the method of orthogonal experiments
摘要選用棕剛玉粉及滑石粉為耐火填料,以硅溶膠及糊精為復合粘結劑,以鈉基膨潤土和羧甲基纖維素鈉( cmc )為復合懸浮劑,通過正交試驗方法確定了最佳配方。The experimental results show that the characters of tree height, dbh, and volume, etc. of every family progenies of pinus massoniana seed orchard are all evidently higher than those of control ( ck ), 7 fine family materials whose volume growth exceeds the control ' s by 50 % are totally selected as the materials for building p. massoniana improved seed orchard and industrial raw material forest
摘要對漳平五一國有林場馬尾松種子園18個初選家系進行子代測定,採用隨機區組設計、 8次重復,對6年生的樹高、胸徑、材積等性狀進行測定,試驗結果表明:馬尾松種子園各家系子代均明顯高於對照( ck ) ,共選出7個優良家系材積生長超過對照50 %以上材料,作為營建馬尾松改良種子園和工業原料林的材料。In this article, several evaluation methods including performance test, user survey, tracking investigation and integrated evaluation are presented to evaluate the suitability of farm machinery through the exploration and practice on machine selection experiment of no - tillage seeder, and some questions in evaluation process are put forward and the corresponding solutions are also given
本文結合免耕播種機選型試驗中,對免耕播種機進行的適用性試驗及評價方法的研究、探索和實踐,提出了採用性能試驗法、用戶調查法、跟蹤考核法和綜合評定法等方法對農機適用性進行評價,並對目前實施農機適用性評價存在的問題進行了分析,提出了相應的解決辦法。In this thesis, the critical components of pcs are analyzed and tested in detail. i present the scheme of reliability qualification test of capacitors, furthermore, analyze the sampling inspection scheme theoretically for capacitors and put forward the proposals to improve this scheme. for most of components in pcs with high reliability or long lifecycle, which need great investment of time and material for their reliability tests, this paper provides a new and effective statistical method for this kind of components - the progressive stress accelerated life testing with exponential distribution
可靠性試驗也是可靠性工程的重要組成部分,能源系統許多元器件為高可靠性、長壽命器件,且大部分是非標準器件,為保證整個系統的可靠性,必須對備選元器件進行可靠性試驗,本文對能源系統關鍵器件進行了詳細的試驗分析,給出了電容器的鑒定試驗方案,對其抽樣試驗方案進行了理論分析並給出了方案改進建議。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。It can reflect soil water stress and salt stress. ( 6 ) choosing soil solution relative concentration as suitable variable established a funct - ion about crop relative yield, soil water and salt. using the way of testing model with actual data to valid its higher precision, it can reflect the relationship of crop yield, soil water and salt, and be considered as reference in water saving irrigation management
( 6 )選取試驗條件下的適宜自變量-土壤溶液相對濃度建立作物相對產量與土壤水分鹽分水鹽響應模型,通過實測資料檢驗確認模型具有較高的精度,可以較準確地揭示作物產量與土壤水分鹽分的量化關系,為含鹽土壤的節水灌溉研究提供了一定的基礎研究,可供灌溉規劃管理參考。Testing and qualification method for air - screen separator
風篩清選機試驗鑒定方法Testing and qualification method for gravity separator
重力式分選機試驗鑒定方法Testing and qualification method for complex seed cleaner
復式種子清選機試驗鑒定方法Testing and qualification method for seed indent cylinder separator
窩眼滾筒分選機試驗鑒定方法General rules for testing methods of coal preparation
選煤試驗方法一般規定This paper quantitatively analyzes how shear strength parameters influence bearing capacity of foundation according to fitting the bearing capacity factors of calculation formulas in the 《 code for design of building foundation 》 and illustrates the importance of the correct choice of test methods and test type in engineering practice with two examples
摘要擬合了《建築地基基礎設計規范》中承載力系數的計算公式,據此定量分析了土的抗剪強度指標對地基承載力計算結果的影響程度,並以實例說明了工程實踐中正確選用試驗方法和試驗類型的重要性。Global maritime distress and safety system - part 3 : digital selective calling equipment - operational and performance requirements, methods of testing and required testing results
海上呼救和安全裝置.第3部分:數字選擇呼叫裝置.操作和功能要求.試驗方法和規定試驗結果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分享友人