試驗的限制 的英文怎麼說

中文拼音 [shìyàndexiànzhì]
試驗的限制 英文
test limitations
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 試驗 : trial; experiment; test
  • 限制 : place [impose] restrictions on [to]; astrict; restrict; limit; confine; shut down on [upon]: 限制...
  1. Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated

    由於氣浮臺平衡調方法和手段,實過程中氣浮臺質心與轉動中心有一定位置偏差,必將導致較大重力干擾力矩,在辨識演算法推導過程中,重點考慮了重力干擾力矩建模和參數辨識問題,推導了氣浮臺轉動慣量和重力干擾力矩辨識擴展卡爾曼濾波演算法,並對演算法進行了數學模擬和全物理模擬證。
  2. It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity

    本研究中,木耳屬2個種2個菌株在its區域表現出較高保守性, 4種型內切酶酶切圖譜沒有顯示出多態性;增加內切酶種類及供菌株數量,有可能獲得具有多態性性內切酶酶切圖譜; 9本實中, its區域真菌特異性引物與真核生物通用引物對于擴增效果無較大差異,擴增片段長度均為650bp左右; 10根據形態學實、 eric - pcr實以及southern雜交實結果分析,紫木木耳屬種質資源遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種一個變種; n .本研究中所用gutc法是一種適用於木耳屬菌株基因組洲a快速提取方法; 12 .傳統形態學分類法和現代分子生物學分類法,兩者關系是相輔相成,互為
  3. Abstract : based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    文摘:在分析鋼橋面鋪裝層主要病害和特殊工作環境前提下,分別採用高溫車轍、低溫小梁彎曲和控應力小梁彎拉疲勞,研究了不同環氧樹脂摻量下環氧樹脂改性瀝青混合料高溫穩定性、低溫抗裂性和抗疲勞性能.結果表明:環氧樹脂對這3個方面都有很大改進效果,但改性效果和樹脂添加量並不是一個無遞增關系,當添加量超過一定數值以後,改性效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?建議值
  4. Based on the analysis of the main failures discovered in pavement on steel deck plate and the demanding service condition of the pavement on steel deck, high - temperature rutting test, low - temperature bending test and controlled stress flexural fatigue test are used to study the performance of asphalt mixtures modified by epoxy resin including high - temperature stability, low - temperature cracking - resistance, and fatigue cracking - resistance, which are served to evaluate the modification effect of epoxy resin of different contents. with the addition of epoxy resin, all the three performances are improved greatly. however, when the amount of epoxy resin added is over a certain value, the modification effect will be stable with no extra benefit detected. finally, in terms of the properties of the three respects, 20 ?, 30 ?, 30 ? are given separately as the proposal adding contents

    在分析鋼橋面鋪裝層主要病害和特殊工作環境前提下,分別採用高溫車轍、低溫小梁彎曲和控應力小梁彎拉疲勞,研究了不同環氧樹脂摻量下環氧樹脂改性瀝青混合料高溫穩定性、低溫抗裂性和抗疲勞性能.結果表明:環氧樹脂對這3個方面都有很大改進效果,但改性效果和樹脂添加量並不是一個無遞增關系,當添加量超過一定數值以後,改性效果將趨于平穩.最後就高溫、低溫、疲勞3個方面分別提出環氧樹脂添加量為20 ? , 30 ? , 30 ?建議值
  5. In replicated factorial experiments, censored data may be easier or less costly to collect than completed data because of some reasons, such as time and cost

    在因子個數較多有重復中,由於條件(時間,經費等),我們常常只能得到帶有截尾數據。
  6. Being deficient in sonic fatigue testing and owing to the limitations of nomograph method application to the sonic fatigue life prediction, an analysis software program was designed and worked out in present thesis, based on the research achievement in prediction of sonic fatigue life, which strong function, easy use and great extensive capabilities

    本文針對現階段聲疲勞不足,以及工程中常用諾謨圖方法,整理了目前比較成熟典型蒙皮壁板聲疲勞壽命研究成果,提出設計並編了一套功能強、易於使用,可擴展性好聲疲勞壽命預測及分析平臺。
  7. Nowadays, the ways to detect the piles are various, and all of them are limited in some aspects. for instance, coring test do large scathe on the piles, and static load test will waste much time, money and energy, while some ways are hard to operate as the limitation of the length and the diameter of the piles, and the special condition on the spots, such as high - strain, low - strain, and so on. furthermore, the result can only be gained under the complex analysis of the collected wave, and under the validation of the coring test

    目前,工程中常用樁基檢測方法很多,但都存在著一些弊端:有對樁破壞性嚴重,例如抽芯檢測;有耗時、耗財、耗力,例如靜載荷;還有如低應變、高應變等檢測技術由於受到樁長、樁徑以及現場一些特殊情況,操作很不方便,而且採集到波形要經過比較復雜處理分析方能得出結論,而這個結論卻還要輔助取芯手段加以證。
  8. On account of model experiments limited by the fields and equipments. it is difficult to veflect the structrral facts. so the advantage of computer emulator technoly in civil engineering application is embodied increasingly. a new method and conception breading through tradition design is coined up

    在實際應用中,由於模型受到場地和設備,難以完全反映結構實際情況,因此用計算機模擬技術在土木工程中應用優越性日益體現。
  9. Standard test method analytical procedure for determining the efficiency of a production well in a confined aquifer from a constant rate pumping test

    通過一連續比率性含水層內生產井效率測定標準方法
  10. Criminal summary procedure is a judicial procedure in contrast with the general procedure. it is a kind if simplified contentious procedure based on general procedure. there are three forms of this procedure according to different extents of simplification. the first one is simplified form for links in general procedure. the second one is omitted form for procedure of court trials. in this procedure, the course of court trial is totally omitted. the third one is plea - agreement form which refers to an agreement about the committing and sentencing between prosecutor and defense attorney or defendant. the summary procedure is regulated widely in the criminal procedure laws of such countries as britain, american, france, germany, italy, japan. the tendency of towards of the development of the summary procedure can be analyzed in three aspects

    本文從刑事簡易程序概念入手,對我國簡易程序立法現狀加以了分析與反思,從而圖借鑒國外簡易程序立法經,以我國現有簡易程序法律規定為基礎,構建我國「多元化」簡易程序體系。同時,由於簡易程序中對被告人權利作出了很大,因而,本文認為從程序正義、實體正義與訴訟效率三個角度對于簡易程序正當性基礎加以解讀是十分必要。同時,任何一個國家法律度都是一個有機聯系、密切配合整體,刑事簡易程序良好、有效運行也離不開配套支持。
  11. He finds the pitch range after calculated the three important parameters through the bladed for windows software, then presents an optimized control strategy that regulate the pitch angle in terms of the wind speed. it must control the output power because the variational output power brings the variational loads. he confirms and optimizes the control strategy that the output power is the control target, the output power is divided into three parts

    將功率作為系統控目標,將功率分成三段進行控,在低風速區,載荷是有,以功率最大化作為控目標;在額定風速附近,由於處在升力曲線斜率變化點,功率變化較大,應盡快調整槳距角進入失速區工作,減少載荷波動,該額定風速區上下工作點要通過現場手段來確定;在額定風速以上,使功率維持在額定輸出,減少功率波動,並通過bladed軟體模擬計算對控策略進行了證。
  12. Abstract : during the heating of scrap with carbon or hydrocarbon contented substances in some process, it will bring problems like explosion of carbon monoxide, fume and smell from oil volatilization, etc. , if incomplete combustion occurs. through laboratory experiments, the time related variation of gas contents and post combustion ratio of fume during the heating of oil - bearing scrap are studied. the results show that the restrictive chain of reaction procedure is the thermolysis of oil ; that temperature and ( co ) / ( co2 ) ratio influence transformation ratio and post - combustion ratio under lower temperature ; that 900 is the temperature above which the complete reaction can be ensured at all ( co ) / ( co2 ) ratios

    文摘:在某些廢鋼熔煉過程中,當爐料中含碳及碳氫物質且燃燒不充分時,會帶來煙氣中一氧化碳燃爆、油污揮發時造成煙霧、臭味等問題.通過實室裝置研究含油廢鋼在加熱過程中煙氣成分隨時間改變以及二次燃燒率變化,結果表明,反應過程性環節是油分熱分解;在較低溫度下( co ) / ( co2 )比例影響轉化率和二次燃燒率;而在任意比例下保證充分反應溫度為900以上
  13. Because of the limitation of experimental conditions we failed to form foam lead grid in the experiment. copper draw net is used as anode grid and it can improve to some extent the utilization of pam. due to human errors in the experiment we have not used the same discharge current density

    在實中我們圖通過鑄造法、電鍍法和還原法等一系列辦法製作泡沫鉛板柵,由於實條件,沒能夠成功得泡沫鉛,而在使用銅拉網作為正極板柵時候,能夠使電池正極活性物質利用率有提高,但由於實時候失誤,沒能夠使用相同放電電流密度進行放電,我們無法利用實數據比較出具體能提高數字。
  14. Standard test method for restrained expansion of expansive cement mortar

    膨脹性水泥灰漿膨脹標準方法
  15. But the investment for experiment is too large, and the experiment cycle is too long. this will restrict the research on the theory of wind effect on bridge

    然而橋梁風洞設備投資大,費用高,周期長,這在很大程度上了大跨橋梁風振機理研究。
  16. Furthermore, the growth and the study of self - organized quantum dots structures become more and more important recently, and the application of self - organization technique become wider and wider in this thesis, we address the theory of film growth and the growth technique firstly more, the ways and characteristics of surface detection are prescribed we mainly report the growth process, results and discuss of self - organized quantum dots structures in the a12o3 substrates by s - k mode using ecr - mocvd, in the espd - u device the growth art of ain epilayer which is the preliminary foundation of self - organized gan / ain quantum dots structures, including the substrate cleaning, nitridation, the growth of buffer and the growth of gan and ain epilayer, is discussed we deliberately compare the test result of rheed xrd and afm and achieved the optimalized condition of ain at last we have successfully realized the growth of ain which is much smooth and better crystal quality moreover, we grow the self - organized gan / ain quantum dots structure in s - k mode because the limits of the heater temperature, we can not grow the atom - smooth epilayer of ain until now so we could not grow better quantum dots which have small diameter and big density but the self - organized quantum dots structures with better quality will be realized successfully if the substrate temperature is increased the thesis study belong to my tutor subject of national nature science foundation ( 69976008 )

    本論文主要論述了在espd - u裝置上,採用電子迴旋共振等離子體增強mocvd ( ecr - pamocvd )方法,在藍寶石襯底上通過s - k模式自組裝生長gan aln量子點結構生長工藝、結果及討論。而重點分析了自組裝生長量子點之前aln外延層生長工藝,包括襯底清洗、氮化、緩沖層生長和gan 、 aln外延層生長;通過高能電子衍射、 x射線衍射和原子力顯微鏡測,並且對這些測結果進行了詳細比較研究,得出了較優化工藝條件,生長出了晶質較好、表面較平整aln外延層;進而採用s - k模式自組裝生長了gan aln量子點結構。由於實裝置加熱爐溫度,我們沒有能夠生長出原子級平滑aln外延層表面,因而沒能夠生長出密度比較大和直徑比較小量子點。
  17. Theoretical models were used to predict the effects of microcrack - density to effective tensile modulus of cf / ep laminates for long - term duration exposure for it difficult to get from tests. a uniaxial zero - expansion model was established based on the analysis of thermal stress and the coefficient of thermal expansion of the laminates

    由於受到周期,對于長期暴露于空間環境中層合板材料,其有效拉伸模量很難用方法直接測量,本文採用理論模型進行分析。
  18. The grouting is the most useful method of the ground treatment, specially to deal with the rock foundation of the dam. because of the concealment, complexity and importance of the grouting project. the grouting test must be done to determine the grouting parameter, such as the grouting technology, the grouting material, etc

    灌漿是基礎處理常用方法,尤其是建立在巖石基礎上大壩基礎處理,由於灌漿工程隱蔽性、復雜性和重要性,通常需要進行灌漿來確定灌漿工藝、漿材等灌漿參數,而灌漿由於其復雜性、數量等因素難以為灌漿施工提供全面有效、真實灌漿信息。
  19. But the translation - and - torsion coupling vibration of structure is a three - dimensional problem, and the experimentation is limited to the size and quantity, so the computer simulation becomes the main means to study the torsion effect

    由於結構地震反應平-扭耦聯振動是三維空間動力反應問題,結構研究受到規模和數量,因而主要是依靠結構動力分析手段對其進行計算機模擬分析研究。
  20. But the translation - and - torsion coupling vibration of structure is a three - dimensional problem, and the experimentation is limited to the size and quantity, so the computer simulation becomes the main method to study the torsion effect

    由於結構地震反應平-扭耦聯振動是三維空間動力反應問題,結構研究受到規模和數量,因而主要是依靠結構動力分析手段對其進行計算機模擬分析研究。
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