field reverse 中文意思是什麼

field reverse 解釋
磁場反向
  • field : n 菲爾德〈姓氏〉。n 1 原野,曠野;(海、空、冰雪等的)茫茫一片。2 田地,牧場;割草場;〈pl 〉〈集...
  • reverse : vt 1 使顛倒,使倒轉,使反轉;使翻轉;翻(案)。2 掉換,交換。3 使成正相反的東西,完全改變。4 【機...
  1. At the same time, the quality of different - state water was studied. the results show : the soil bulk density of the fir wildwood heightens with the increase of soil depth, specifically 0. 74 > 0. 94 andl. 34g / cm3, the saturated, canaliculus and field moisture contents decrease gradually in layer a, b and c, accordingly the soil total foveola decreases gradually, and the moisture - hold capacity of the soil lessens gradually with the increase of the soil depth ; there is small difference of the soil bulk density between layer a and b in the outer space, which are respectively 0. 92 and 0. 99g / cm3, and the other laws are the same as the in ner in the main ; reverse success often occurs in the low position of the thoroughly - fell trace and plateau marsh is formed

    結果表明:冷杉原始森林土壤容重隨土層深度的增加而增大,分別為0 . 74 、 0 . 94 、 1 . 34g cm ~ 3 ,飽和持水量、毛管持水量、田間持水量a層、 b層、 c層逐漸減小,十壤總孔隙度也逐漸減小,土壤的持水能力隨深度的增加逐漸減弱;林外空地a層、 b層十壤容重相差不人,分別為0 . 92和0 . 99g cm ~ 3 ,其它規律與林內人體相同:皆伐跡地的低洼地段容易發生逆行演替,形成高原沼澤地。
  2. Reverse engineering is used widely in the field of science study, technology, biomedicine etc, and is used for settling the problem of geometric size measurement, transmogrification measurement, scathe measurement, surveilling the quality of manufacture, profile modeling, cad / cam, and physic diagnosis etc. in these techniques, the deformable active model is a hot point research

    反求工程技術廣泛應用於科學研究、工程技術與生物醫學等領域,以解決或輔助解決幾何尺寸度量、變形測量、振型測試、損傷測定、產品質量監控、實物仿形、 cad cam以及醫學診斷等諸多問題。在用於輪廓提取的技術中,可變形活動輪廓是目前國內外研究的熱點。
  3. The feasibility of decomposition of transition firing sequence, the application of them in the detecting lfs and the reverse course of decomposition - synthesis are discussed. they provide theoretic basis for our algorithm in the field of petri net. supported by the above, two main part is included in the algorithm : at first, x is transacted according to the following method in order to get a set of xb named as basic vector of x which is the firing count vector of a directed path without circle if md is reached from m0 in the rg ( m0 )

    在變遷序列分解的指導思想下,我們的演算法主要通過以下兩步工作完成: ( 1 )首先對給出的已知條件中滿足狀態方程的n維非負整數向量進行處理,得到一組x的基礎向量x _ b ,使得在petri網的可達標識圖中,若存在一條由m _ o到m _ d的有向無環路,則x _ b為這樣的路上變遷引發序列的發生數向量。
  4. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基因的ppic9k經blgii線性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和度的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc純化得到分子量為4kd左右的組分,其中4289 . 05的組分經質譜鑒定,氨基酸組成分析和序列測定為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。
  5. Through experiments analysis, it is found that the integrated lts is the most versatile laser tracker available for dimensioning, tool building, alignment, and reverse engineering applications with the characteristic of high tracking precision and excellent dynamic capability. this paper also provided an effective new method and technique in the application of large workpieces and industry field measurement and orientation by using dual - frequency laser interferometer

    實驗結果表西安理工大學碩士學位論文明這套跟蹤測量系統能夠適用於高精度、響應速度快和動態性能要求高的工業現場安裝與測量,具有廣泛的應用前景,同時也為雙頻激光干涉儀在大工件和現場測量、定位的應用提供了一種有效的方法與技術,並為三維空間的跟蹤測量方法的研究奠定基礎。
  6. The thermal - wet comfort proprties of textiles under the conditions that the environment temperature is higher than that of human body ( called “ reverse temperature field ” ) are examined in this paper. four quanties ( i. e. equivalent thermal resistance, thermal resistance, resistance to water vapour transmission and air permeability ) were suggested as the physical indexes of thermal - wet comfort properties of textiles under this condition. their special meanings under this condition were explained also. the colthing microclimate testing meter was used to determine the indexes of seven different kinds of textiles. the statistical analysis was applied to analyse the relationship between these indexes and the results from wearing - clothing test. some elementary results were obtained

    研究了在環境溫度高於人體體表溫度(稱逆溫差)條件下,服裝用織物的熱濕舒適性能,提出使用當量熱阻、熱阻、濕阻及透氣率作為在此條件下織物的熱濕舒適性物理指標,指出了在此條件下其特殊含義.並且用織物微氣候儀測試了此條件下7種織物的熱濕舒適性指標,與對比穿著試驗的結果進行了分析,得出了一些初步規律
  7. In this paper, the design of electric forklift driving controller is demonstrated. otherwise, can is added into this controller, so as to build up can networks with other modules equipped with can controllers. this paper is composed of 7 chapters : in the first chapter, the background of the paper is introduced ; in the second chapter, the structure of electric forklift is demonstrated ; in the third chapter, first the math model of series motor is found, then the motor is controlled as improved p1d control rule ; in the fourth chapter, the principle and realization method of forward and reverse rotation and back - feed brake are explained ; in the fifth chapter, the principle of can and design of application layer in can are illuminated ; in the sixth chapter, the principle of e2prom is clarified ; in the last chapter, summary of the whole paper is given, and prospect in this field is made

    全文共分七章:第一章緒論,介紹了論文背景;第二章,系統綜述,介紹了電動叉車的整車結構;第三章,串勵電機的建模、改進的pid演算法及其軟硬體實現,首先根據串勵電機的機電特性推導出數學模型,然後在此基礎上結合pid控制規律對電機進行控制;第四章,串勵電機的正反轉及回饋制動,介紹了實現電機正反轉及回饋制動的原理及方法;第五章, can網路實現模塊間通訊,介紹了can總線原理及can總線應用層設計;第六章,用串列e ~ 2prom實現參數設定,介紹了串列e ~ 2prom的原理;結束語,對本論文進行了總結,並對該領域的發展進行了展望。
  8. This hypothesis is only observed oceanic ridges of rock and the residual magnetic field sensors made to return the reverse

    此假說只是觀察到巖石和大洋洋脊的感應剩磁場來回反向而提出來的。
  9. No seismic reflection wave imaging technology, as well as the crustal rocks and the ocean ridges residual magnetic field sensors return reverse, there is no better explanation, can only use " earth ' s magnetic field reversal " to explain this phenomenon in order to cover up the phenomenon nature of the problem

    也沒有地震反射波的成像技術,以至對地殼巖石和大洋洋脊的感應剩磁場來回反向問題,沒有更好的解釋方法,只能用「地球磁場逆轉」來解釋此現象,以現象掩蓋了本質問題。
  10. The result shows that the dynamic field and thermodynamic field in the zone of the meiyu front have obvious meso - scale structure characters, the meiyu frontal rainfall is caused by a series of meso - scale convective systems in the zone of meiyu fron t, the dynamic field and thermodynamic field corresponding to the meso - scale convective systems take on evident meso - scale structure, the structure of the dynamic field and thermodynamic field will adjust correspondingly in the course of the development of the meso - scale convective systems, what ' s more, the adjustments and the changes of the physical parameters will restricted the development and transformation of the meso - scale convective systems in reverse

    試驗結果表明,梅雨鋒帶內的動力、熱力場具有明顯的中尺度結構特徵,梅雨降水是由梅雨鋒帶內的一連串中尺度對流系統造成的,中尺度對流系統對應的動力場、熱力場均呈明顯的中尺度結構,中尺度對流系統發生發展過程中,其伴隨的動力、熱力場結構均會作相應的調整,這些物理量場的調整和變化又制約了中尺度對流系統的發展變化。
  11. The correlation coefficients between soil moisture regime and soil n2o emission rate were positive in the lower soil moisture regime ( 8 to 58 percent wfps ), and soil n2o emission rate turned weaker and weaker when above the field moisture capacity ( 106 percent wfps ). the highest n2o emission rate occurred in the field moisture capacity. soil n2o emission rate was higher in 30 than in 10 in the lower soil moisture regime ( 8 to 58 percent wfps ), however, the trend was reverse when above the field moisture capacity ( 106 percent wfps )

    5水分含量低時( 8 58 wfps ) ,土壤中n20釋放速率與土壤濕度呈正相關,並且隨著溫度升高釋放速率增大;土壤濕度接近田間持水量( 58 wfps )時,釋放速率最大;超過田間持水量( 106 wfps )時, n _ 2o釋放速率顯著降低,且30時的釋放速率小於10時的速率。
  12. These results showed that the three isolates were infectious bursal disease virus. the full - length cdna of the genomic segment a of two viruses, one virulent field strain ibdv zj2000 and one attenuated strains ibdv jd1, were amplified in a single step procedure by long - accurate reverse - transcription polymerase chain reaction ( la - pcr ), cloned into pgem - t easy vector, and sequenced

    分別以傳染性法氏囊病病毒zj2000株(野毒株)和jd1株(弱毒株)基因組dsrna為模板,採用long - accuratert - pcr ( la - pcr )一步法擴增並克隆了兩株病毒的基因組a節段全長cdna 。
  13. Although there has been much research on software reverse engineering in recent years, it is still a greatly undeveloped field. the uniform standard, method and process have n ' t been generated yet. thus, it is necessary to research on the technique of reverse engineering deeply

    雖然近年對軟體逆向工程的研究已有不少,但是它仍然屬於一個未充分發展的領域,並未形成統一的標準、方法和過程,因此很有必要進行深入研究。
  14. Is the magnetic field that protects earth from deady radiation about to reverse direction of even disappear

    保護地球免遭死亡輻射的磁場轉向曾經消失過的方向?
  15. Fluid motions try to reverse the field on a few thousand years timescale, but the solid inner core tries to prevent reversals because the field cannot change ( diffuse ) within the inner core as quickly as in the fluid, outer core

    盡管流體運動會在幾千年的時間尺度上使磁場倒轉,但因為磁場的變化(擴散)在內核里不能與在外核的流體中一樣快,所以固體的內核會盡力阻止倒轉。
  16. When generating an xml schema document from a set of classes in an assembly, xsd. exe performs the reverse translation : a field or property of type

    當基於程序集中的一組類生成xml架構文檔時, xsd . exe執行反向翻譯:將類型為
  17. The solidified erf can resist the shear stress. when the applied electric field is retreated, the solidified erf can completely reverse to the original state rapidly

    在外加電場的作用下會發生毫秒級別的固化效應而具有電致剪切屈服應力,當外加電場撤銷的時候,又恢復成原來的流體狀。
  18. Both spontaneous and reverse - bias assisted recoveries of device performances were observed, and these degradation and recover } " phenomena were discussed in terms of the movement of ionic impurities and the formation of permanent and induced electric field dipoles in organic layers

    文中定性的比較了在中斷電場和反向電場前後的發光特性變化,定量的給出了中斷電場和反向電場前後發生器件性能衰變的恢復程度。
  19. The purpose of introducing ferroelectric polymeric pvdf material was to make use of the remanent polarization of ferroelectric materials and to study the effect of the internal field formed in the device during the device worked. the diodes were driven at constant voltage and were also kept under short - circuit or reverse - bias conditions

    本文將具有特殊極化性能的鐵電高分子材料pvdf引入器件,目的在於利用其電場下其殘余極化特性,研究此種器件工作時形成的內電場情況及其對器件穩定性的影響。
  20. A lot of works has been done to reduce the reverse recovery time and improve the general performance in the international power devices ’ research field. they focus on the design of device structure and lifetime controlling technologies

    圍繞著如何減下frd的反向恢復時間、提高綜合性能,國際功率半導體器件領域進行了廣泛的探討,熱點集中在了器件結構設計和壽命控制等技術上,其中又以壽命控制技術為為主要焦點。
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