典型平均值 的英文怎麼說

中文拼音 [diǎnxíngpíngjūnzhí]
典型平均值 英文
representative average
  • : Ⅰ名詞1 (標準; 法則) standard; law; canon2 (典範性書籍) standard work of scholarship 3 (典故...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • 典型 : 1 (在同類中最具有代表性的人或事) typical case; typical example; model; type; specimen 2 (具有...
  1. The average of shannon - wiener diversity index was 1. 5481 in typical steppe abandoned land, which was only 55 % of natural grassland, while it was 1. 3492 in meadow steppe abandoned steppe

    草原撂荒地shannon - wiener多樣性指數的為1 . 5481 ,是天然草地的55 ,草甸草原帶撂荒地shannon - wiener多樣性指數的為1 . 3492 ,是天然草地的50 。
  2. The maximum of instantaneous global radiation is beyond 1000w / m2 and the ten - days average intensity is 338. 90w / m2 because of high atmospheric transparency over semi - arid rainfed agriculture region of loess plateau between june and august. global radiation, reflected global radiation and surface long wave radiation emerge the characteristic of daily variations on a typical clear day and cloudy day, whereas atmospheric long wave radiation has not this characteristic. meanwhile, net radiation, latent heat flux sensible heat flux and soil heat flux appear the same characteristic as the mean daily variations above spring wheat field and bare soil on a typical clear day and cloudy day

    黃土高原半乾旱雨養農業區夏秋季大氣透明度較高,晴天地面的總輻射最大瞬時超過1000w m ~ 2 , 6 8月總輻射旬強度為338 . 90w m ~ 2 ;晴天和陰天總輻射、反射輻射、地表長波輻射表現出明顯的日變化特徵,而雨天沒有明顯的日循環規律;無論是晴天、陰天還是雨天,大氣長波輻射基本沒有明顯的日變化規律。
  3. Using the complex potential method in the plane theory of elasticity of an anisotropic body, the series solution of finite anisotropic thin plate containing an elliptical inclusion is proposed with the help of faber series. a hybrid element with an elliptical inclusion for anisotropic materials is obtained by using the hybrid variable principle, and the element efficiency is verified by numerical examples. the state of the damage is modeled by an elliptical soft inclusion, and using the point stress criterion based on characteristic curve and yamada - sun etc. criteria, the prediction of the strength of a composite laminate with damage is set up

    首先基於經層板理論,將復合材料層板的彈性問題化歸為勻各向異性板來求解;採用各向異性體面彈性理論中的復勢方法,以faber級數為工具,給出了有限大含橢圓核各向異性板彈性問題的級數解形式;利用雜交變分原理,成功導出含橢圓核各向異性板雜交應力有限元,並用算例驗證了該單元的可行性和有效性;採用含剛度折減橢圓形彈性核的沖擊損傷模,引入基於特徵曲線和yamada - sun破壞準則的點應力判據,建立了含損傷復合材料層板剩餘強度的分析方法;通過數計算詳細討論了各種幾何參數對損傷層板應力分佈、剩餘強度的影響,得到了一系列對工程應用具有實用價的結論。
  4. Through having done field surveys in the campus of chongqing university, this paper tested classroom indoor and outdoor climate parameters in june, july and september of 2005, it used questionnaire to acquire subjects ’ thermal sense, draft sense and humidity sense in classroom each month, and programmed composition to compute predicted mean vote and compared pmv with the field testing results of mean thermal sensation vote. it is discovered that pmv is overvalued the college student ’ thermal sensation in chongqing. it finds that people in chongqing adapt to the typical summer hot and winter cold sweltering weather

    對重慶地區高校教室的現場調查,測試了重慶大學2005年六月、七月和九月教室室內外熱環境參數,通過採用問卷主要掌握了受測對象教室里的冷熱感、氣流感和潮濕感,通過編製程序求得預測熱感覺評價pmv的,比較pmv和問卷調查得到的熱感覺mtsv ,發現pmv預測高估了重慶地區高校學生的熱感覺,這里的人群對重慶這種夏熱冬冷地區比較的悶熱氣候具有一定的熱適應性,對現場問卷調查的結果進行分析,得出了室內空氣溫度、氣流速度、相對濕度與人體主觀感覺之間的回歸曲線,發現重慶地區高校學生熱中性時的空氣溫度為25 . 5 , fanger根據歐美人群調查得到的公式計算出的預測熱感覺為中性時的空氣溫度為25 . 0 ,兩者相差0 . 5 。
  5. Typical test test results which are characteristics of a product , normally mean values obtained from analysis of a number of production batches of that product

    測試表明一種產品特性的試驗結果,通常是對該產品的多個生產批次進行化驗分析所得到的
  6. Using the daily rainfall data of 740 stations over china and ncep daily up - ai data from 1971 to 2000, we analyzed the average mei - yu climate field. based on the climate field and mei - yu intensity index, we confirm that the year of 1999 is a typical mei - yu. besides, the intensity of mei - yu rainfall in 1999 is the highest since we had record, so the analysis of mei - yu in 1999 can present the common characteristics of mei - yu

    本文利用1971 - 2000年中國740站的日降水資料和ncep的日高空資料分析了梅雨氣候場,利用梅雨的氣候場及中國氣象局氣候診斷預測室的梅雨強度綜合指數,確定了1999年是一個非常的梅雨年,並且1999年梅雨期間的降水強度是歷史以來的最高,因此我們對1999年梅雨進行的分析有很大的代表性。
  7. The relative density of the sample has reached as high as 97. 4 % of fully dense. the mean micro hardness has reached hv496. 3. the fractography of the fracture section of the tensile sample was characteristic of dimple typically which indicated that the fracture belong to ductile fracture

    ;試樣相對密度可以達到理論的97 . 4 ;硬度方面由於激光立體成形工藝的特點,最後幾層的硬度比開始時的高,硬度達到了hv496 . 3 ;拉伸試樣的斷口形貌具有的韌窩特徵,屬于延性斷裂。
  8. In order to adapt the maintenance activities well, this paper makes some ameliorations, as follows : ( 1 ) it is considered not so pertinent in this paper to take road user cost into account of total cost, and an advice of using pavement serviceability performance for benefit is given. ( 2 ) when evaluating the average of the road network serviceability, this paper put forward to using weighed geometric mean to calculate pqi. ( 3 ) bringing in a new idea of checking the reasonability of classifying pavement state and typical measure by transfer probability

    為盡可能使其反映實際的養護規律,本文在前人研究的基礎上,提出以下改進: ( 1 )在建立費用模時,認為在我國現階段,考慮用戶費用有不妥之處,提出以路面使用性能作為用戶費用的映象,以路面使用性能作為效益的評價指標; ( 2 )在評價路網服務水時,提出用加權幾何來計算路面使用性能綜合評價指標pqi ; ( 3 )提出了利用轉移概率檢查狀態的劃分和措施的合理性的新思想; ( 4 )在求解markov決策模時,通常使用的方法是線性規劃法,本文闡述了另外兩種求解的方法:策略迭代法和整數規劃法。
  9. The influences of soil structure, confining pressure and strain amplitude on dynamic properties of recently deposited soils of nanjing and its surrounding areas are discussed. furthermore, based on test results and theoretical analysis, the averaging curves, recommended values and envelopes of dynamic shear modulus ratio ggmax and damping ratio versus dynamic strain for recently deposited soils of nanjing and its surrounding areas are presented. by use of vibration triaxial apparatus, nanjing silty clay and fine sand interbedded strata and nanjing fine sand were tested and their test results are discussed

    通過自振柱試驗,探討了土的結構性、有效圍壓和應變幅大小對動荷載作用下南京及其鄰近地區新近沉積土的動剪切模量、阻尼比和應力?應變關系的影響;通過試驗和理論分析,給出了南京及其鄰近地區的粘土、淤泥質粉質粘土、粉質粘土、粉質粘土與粉砂互層土、粉土以及砂土等六類新近沉積土中土類的動剪切模量比和阻尼比隨剪應變幅變化的曲線、包絡線和推薦
  10. It comes up with a new notion, d - solution, which is applied to the distance estimation, by virtue of hilbert space ; furthermore, the dissertation has gained a necessary condition which is identity of minimum mean - square value in linear function classes, so that d - solution extends minimum mean - square value within the domain of nonlinear function equation or equation system ; and, the dissertation studies in detail the classical moment estimation and maximal likelihood estimation on the parameters of ar ( p ), a series of theorems in the estimation section shows the moment estimators are consistent on the ground of large samples jikewise, those distribution functions of the estimated parameters accord to maximum likelihood estimation converge gauss distribution if the white noise is gaussan

    首先,藉助hilbert空間理論,提出了距離估計的d -解,給出了d -解的必要條件,這個條件在線性函數類里即是極小二乘估計法, d -解的必要條件滿足的方程實質上將極小二乘估計法推廣到多函數及非線性函數類。再而,詳細地研究了多元弱穩序列自回歸模ar ( p )的參數經的矩的替代估計和極大似然估計,獲得矩的替代估計的一致性的結果。對基於gauss白噪聲假設多元弱穩序列自回歸模、白噪聲的協方差陣的極大似然估計都有依分佈收斂到多元正態分佈的統計性質。
  11. Firstly, the paper researches on the assessment of the expressway asphalt pavement performance, practice measure data of ten typical sections are selected from survey expressway, establishes weighed geometric mean to calculate pqi, which includes sri parameter that could enhance model precision

    首先,對高速公路瀝青路面使用性能進行評價,從課題所調研的高速公路中,選取10個斷面的實測數據,建立基於加權幾何的瀝青路面綜合評價模pqi ,並在模參數中增加抗滑性能指標sri ,提高評價模精度。
  12. Typical oil - water relative permeability curve, typical capillary pressure curve, typical pvt correlation of fluvial and delta facies in oil field of china and average value of several reservoir parameter are studied statistically in this paper

    統計研究了中國油田河流相與三角洲相的油水相對滲透率曲線、毛管壓力曲線、pvt關系,以及多種儲層參數的
  13. According to construction features of three - span prestressed concrete and continuous rigid frame box with v pier bridge, the paper demonstrates the shell finite element theories, c onstruct the spatial model, and researches its spatial stress and variable regularity under different loads including uniform load, concentrated load and prestressing force wire. morever, the paper studies vibratory modal of three - span prestressed concrete and continuous rigid frame box with v pier bridge, and sets about experimental investigation of the corresponding practical bridge

    本文根據的三跨預應力混凝土墩連續剛構橋的特點,提出採用板殼有限元法計算理論,建立其空間分析模,研究該橋在不同荷載(布恆載、集中活載、預應力束)支承條件下的空間受力特性和變化規律:探討了三跨預應力混凝土墩連續剛構橋的空間靜動力特性及相應的振動模態;探索一般的面理論預測與實際空間效應的差異,並進行相應的試驗研究。
  14. At last, a 3d - fem model is used for a soil - nailed supporting system in a classical two - layer distribution. the spatial distribution of horizontal displacement is reached by the analysis. some other analyses are made for the different ratio of length of foundation pit and the effect of the ratio on the largest horizontal displacement of the slope is analyzed

    在邊坡破壞模式研究中利用有限元方法對成都砂卵石地區的二元體土層基坑開挖進行了數模擬,認為其破壞並不取質土的圓弧破壞模式,而是一種折線形破壞模式,同時建議在噴錨網支護設計中錨桿長度的變化和極限衡分析中考慮折線形滑動面。
分享友人