field weight 中文意思是什麼

field weight 解釋
放牧期肥育的重量
  • 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...
  • weight : n 1 重量;體重;求心力,重力,(地心)引力。2 斤兩,分量,衡,計重單位。3 (壓東西的)重物。4 砝...
  1. Adhesive structure in machine manufacture process is abroad applied in spaceflight, avigation and else industry field, because its weight is lighter and its shape is velvet

    機械製造過程中的粘接結構,以其連接件重量輕和外形光滑等特點被廣泛應用於航天、航空和其他工業領域。
  2. Miniature evaporator is a compact exchanger with small volume, light weight, and big heat transfer area per unit of volume. it is an important application in the field of cryogenics and refrigeration

    微型蒸發器是一種體積小、重量輕、單位體積換熱面積大的緊湊式換熱器,在製冷低溫技術領域中有著重要應用。
  3. Domain theory provides the mathematical foundation for denotation semantics of computer program languages. it is characterized by the close connection between order and topology, which makes it the common study field of both computer experts and mathematicians. weight, character and density are generally called cardinal functions

    一種domain范疇要成為某種語言的語義學模型其基本條件是笛卡爾閉的,因而研究domain范疇的笛卡爾閉性或者說尋找笛卡爾閉的domain范疇就自然成了domain理論中一個十分基本的問題。
  4. Water content at field capacity is usually expressed as a percentage of the weight or volume of oven - dry soil

    土壤含水量一般用干土壤的重量或體積百分比來表示,它受土壤質地的影響。
  5. Recently, using solid clay brick is gradually prohibited, so the new wall material is required to fill up the new architecture. many sections research on this field, using fly ash to develop new building materials is the mostly adopted method, among the new building materials, fly ash foamed concrete is a noticeable one because of its outstanding merits such as light weight, heat preservation, sound insulation and good resisting earthquake. using fly ash to develop foamed concrete can not only become fly ash into resources, but also provide a new kind of building materials for the innovation of wall materials, which has good economy and society ben efits

    近年來,由於墻改「禁實」政策的實施,市場急需新的墻體材料來填補新建築所需,許多單位相繼開展了各有關研究,綜合利用粉煤灰研製開發新型建材逐漸成為了主流,其中多孔混凝土特別是粉煤灰發泡混凝土,正以它突出的輕質、保溫、隔音、抗震效果好等優點,成為一種引人注目的建築材料,利用工業固體廢棄物粉煤灰研製發泡混凝土不僅能實現粉煤灰的資源化,而且還可為墻體材料的改革提供一種新型建築材料,具有較好的經濟效益和社會效益。
  6. Field germination, nodulation status and physical growth parameters of seedlings ( shoot and root length, vigor index, collar diameter, leaf number, fresh and dry weight of shoot and root and total dry biomass increment ) were recorded after three and six months of seed sowing

    播種的3和6月後,記錄幼苗大田發芽、分枝狀況和其他物理生長參數(枝條或根長、活力指數、莖直徑、葉片數、分枝或根鮮重和干重、總的生物量干重增長)等。
  7. This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action

    考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。
  8. The theoretical model calculation shows that, under the condition without any priori information, the energy weight value resolved from the continuation field or the maximum characteristic value of the matrix related to the continuation field can be used to judge the position of the potential field source, thus determining the burial depth of the geological body

    理論模型計算表明:在沒有任何先驗信息的條件下,可以用延拓場分解的能量權值異常或延拓場相關矩陣的最大特徵值,判斷位場場源所在位置,從而能確定地質體的埋深。
  9. The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1

    為了改善和優化聚醚碸超濾膜(單浴法)在血液過濾實際應用中的性能,本論文以j . a . van ' thof等提出的雙凝固浴法為基礎,以聚醚碸( pes )為主要成膜材料,以二甲基亞碸為溶劑,並添加一定分子量的致孔劑( pvp ,聚乙烯吡咯烷酮)以及一定分子量的添加劑( peg ,聚乙二醇)按照一定配比在一定溫度下製成透明均一的鑄膜液,靜置脫泡后在一定的工藝條件下製成聚醚碸平板膜和中空纖維膜,然後通過測試膜的結構和性能來評估其用於血液過濾中的前景。
  10. The study on impact assessment in lca is in - depth, and two new methods on evaluating materials environmental loads are developed, based on the weight assessment method used in the field. the two new methods are comprehensive index method and fuzzed mathematics assessment method

    同時還對一直存在爭議的lca分析中的影響評價方法進行深入研究,在材料環境負荷評價領域現有的加權評價法的基礎上,又提出兩種新的針對材料領域的評價方法:綜合指數法和模糊評價法。
  11. Field batch weight

    工地盤重
  12. Results showed that by using straw and plastic film dual mulch in dry - cultivation of rice planting, both of the range of temperature difference and the loss of water in dry - cultivated field of rice were decreased, the soil structure was improved, the soil nutrient contents were increased, the ineffective tillers of rice plant were decreased, the growth and development stage were advanced, the filling stage was extended, the grain per ear and 1 000 grain weight were raised, the grain yield of rice increased obviously

    水稻秸稈+地膜二元覆蓋旱作栽培效應的研究結果表明,秸稈+地膜二元覆蓋旱作稻田土壤變溫幅度降低,水分散失減少,結構改善,養分積累增加;水稻無效分蘗減少,生育轉變提前,灌漿結實期延長,穗大粒多,千粒重高,增產效果顯著。
  13. Adding momentum item while correcting weight and limiting range of input value reduce error and improve diagnosis correctness greatly. while normalizing the input value, a new way is put forward that normalization is performed item by item according to its sort. in this way error training can avoid going into the flat field that is caused by existing of 0 or 1 of the input value

    本文首先分析了故障診斷和神經網路的基本理論,並在此基礎上提出了神經網路對于變壓器故障診斷系統的適用性;文中將bp神經網路演算法用計算機實現;並針對其本身存在的一些缺點提出了一系列改進措施,通過在修正權值的時候增加動量項,並且限制輸入值范圍來減小誤差、提高系統的診斷正確率;在對輸入數據進行歸一化處理的時候,採取按類逐項歸一化的方法,避免了輸入數據出現0或者1而使訓練進入平坦區。
  14. The metabolism activity and distribution pattern of am fungi were studied in the field. the results showed that the tuber fresh weight was greatly increased with intraradical alkaline phosphatase ( alp ) activity and extraradical hyphal density greatly improved

    研究中還觀察到,起源相同的2種am真菌對甘薯的效應不同,表明同一am真菌群落中的不同成員間存在生態位的分異。
  15. At the same time the study analyse the structural system of the index and it ' s weight with the ahp, and choose soil quality, soil thickness, the content of organic matter, terrain, elevation and the ration of irrigated guarantee as gradation index and choose soil quality, soil thickness, the content of organic matter, terrain, elevation, the ration of irrigated guarantee, the condition of traffic, the distance from the central city, the scatter degree of field, the neat degree of field, loss of water and erosion of soil and land contamination as classification index. at the same time the study emphasize the effect of the condition of ecological condition and environmental contamination

    採用層次分析法對該區域農用地分等定級的指標體系及其權重進行了研究,選擇表層質地、土層厚度、有機質含量、地形、海拔、灌溉保證率等6項指標參與分等評價,選取表層質地、土層厚度、有機質含量、地形、海拔、灌溉保證率、對外交通狀況、距市中心距離、田間道路狀況、田塊分散度、地面平整度、水土流失、土地污染等13個因子分指標區進行定級評價,強調了生態條件及其環境污染狀況在農用地分等定級中的作用。
  16. Its unique entirely - solid state, simple configuration, wide dynamic range, short starting time, high antibounce ability, low - cost, small - cubage, light - weight, low - power waste make it not only compatible for the civil industry field but more for martial application. for the advantage as above, the optic gyro is very potential to the strap - down inertia navigation system

    它代表了慣性儀表與元件發展的一個新方向,與傳統的機械陀螺相比其獨有光學陀螺儀的全固態、結構簡單、動態范圍寬、起動時間短、剛沖擊能力強、成本低、體積小、重量輕、功耗低,使其不僅適合於民用工業領域,而且更適合於車輛、各種軍事上的應用。
  17. Compared with vacuum oil filter, it has small size, light weight, low price ; compared with ordinary press oil filter, it s not need filter paper and polluted the field

    4 .比真空濾油機體積小重量輕價格低比普通壓力式過濾機用途廣,不需濾紙,不污染場地。
  18. Displacement polarization is directly proportional to loading electric field ; turning - direction polarization results from the average of domain ' s inherent electric moment in the polarization direction by the weight of boltzmann energy

    位移極化正比于外加電場;將電疇的固有電矩在極化方向按玻爾茲曼能量取加權平均得到轉向極化。
  19. To promote students interest in physical activities, the university provides a variety of sport facilities, including two sports fields, three gymnasia, a swimming pool, thirteen tennis courts, eight squash courts, four weight training rooms and a water sports centre. the sir philip haddon - cave sports field, provides a 400 - metre all weather track, a soccer pitch, and an archery practice field

    大學夏鼎基運動場及嶺南運動場座落校園東部,背山面海。除各種運動比賽設施外,前者設有四百米全天候跑道、足球場及射箭練習場;後者亦有四百米跑道、足球場、籃球場、手球場及排球場。
  20. Using piezoresistive accelerometers and magnetoresistance sensors measure the dynamic acceleration and geomagnetic field and through avr mcu software to calculate the attitude angular and azimuth. the fact of affecting the module is discussed in detail in this report and put forward the resolving scheme of key technology of digital filter, linear compensation, temperature compensation and magnetic field adjustment. the digital module has advantages of small size, light weight, low conception, high accuracy, all solid state and high reliability

    本課題採用壓阻式加速度計和磁阻傳感器分別測量重力加速度和地磁場,通過avrmcu軟體解算出姿態角和方位角,課題詳細分析了影響模塊性能指標的因素,就數字濾波、線性補償、溫度補償、磁場修正等關鍵的技術問題提出了可行的解決方案,研製的數字化模塊具有體積小、重量輕、低功耗、精度高、全固態、高可靠等特點,所有性能指標均滿足設計要求,為姿態角測量提供了有效的手段。
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