預層 的英文怎麼說

中文拼音 [céng]
預層 英文
presheaf
  • : Ⅰ副詞(預先; 事先) in advance; beforehand Ⅱ動詞(參與) take part in
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  1. The study includes the hole color tv imagery system for drill hole, even - pole bore - hole acoustic system and acoustic meter, bore - hole multi - point consolidation apparatus, the quick camera computer - aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc. all the study results are new, advanced and practical, which has applied in the project and gained the obvious benefits

    鉆孔彩色電視孔壁成像系統、直接橫波測井研究偶極子井下聲系和聲波儀、鉆孔多點滲壓儀及壓模系統、巖質高邊坡快速攝像微機地質素描成圖、析成像技術、近壩庫段安全監測技術、邊坡監測數據處理報軟體研究、高精度大地測量監測自動化系統等項目,研究成果內容新、先進、實用,已在工程中應用,效益顯著。
  2. Cases report of a new procedure preventing stoma site fistula by using parietal pleura to replace esophageal adventitia layer

    用胸膜壁代替食管外膜防吻合口瘺315例報告315
  3. Chamomile lavender adzuki beans linseed sage sandalwood calendula gentle exfoliator to help prevent signs of premature ageing. deeply cleanses and refines the skin. use up to every second day

    溫和去除面部角質,深潔凈肌膚,讓肌膚回復天然剔透之最佳狀態,防肌膚出現提早衰老現象,可隔天使用。
  4. There are many defects in the tic preforms prepared by cold pressing, such as small air holes and cracks. the tic preforms prepared by hot pressing have better qualities

    冷壓成型制體一般存在分、裂紋等缺陷,未造粒的粉體壓制時流動性、均勻性差是根本原因。
  5. We prospectively investigated whether measurements of carotid intima - media thickness in the presence or absence of albuminuria in patients with stable chest pain syndromes can be used as a noninvasive test algorithm for prediction of significant coronary artery disease

    前瞻性研究穩定性胸痛綜合征患者在有/無蛋白尿時的頸動脈內膜中厚度測量能否作為測重要冠狀動脈疾病的一種無創性檢查方法。
  6. The welding performance of homemade wear - resistant cast steel has been studied base on the weldability tests, the repair welding procedures of wean - resistant cast steel ( abrasion - plates ) have been made up, the results show that satisfying repair welding quality can be attained with such welding conditions as the low hydrogenous alkalescent welding rod, preheating and slow cooling, strictly maintaining the interbedded temperature of 250 ~ 300 and controlling welding technique

    通過對其焊接性能的試驗研究,制定了該類鑄鋼件(磨耗板)的補焊工藝:低氫型堿性焊條,熱與緩冷相結合的工藝措施,嚴格控制間溫度( 250 ~ 300 )及焊接工藝規范,可獲得滿意的修復質量。
  7. And the problem is attributed to the factor of cadre s antilogy and the privatization of information. the solutions to them are the administrative intervention of high level leaders and constitute the compulsory administrative laws about information share. however, except for a few trial units, most units still regard information share as a big question

    實際上關于電子政務信息共享的困難研討早在三年前就見諸于媒體,政務信息共享的困難被歸咎于幹部思想認識的因素、信息的部門私有化。而解決的方法是高領導行政干及制定強制共享的行政法規。
  8. Focused on archaean fractured reservoir of metamorphic rock in the damintun depression of liaohe basin, by the newly studied methods, the author predicts fractures in buried hills by drilling, coring, well logging and seismic data intergrately

    本文以遼河盆地大民屯凹陷太古界變質巖裂縫性儲為研究對象,從技術研究的角度出發,首次探索了利用鉆井取芯、測井和地震資料綜合測潛山裂縫發育的方法。
  9. However, the volume of some room in the modern high building and large public construction are much larger than others, such as assembly room, so the calculation consequence of the software would be incorrect with the supposition

    然而現代高建築及大型公用建築,有的受限空間體積相差很大,如會議室等與客房體積相差幾倍甚至上百倍,採用網路模型的思想簡單視其為單一節點不可能獲得正確的測結果。
  10. Using cd, cu, zn and cr as experimental toxicants and crucian as experimental creature, we employed the environmental biotechniques ( flame atomic absorption spectrophotometry, the method of improved pyrogallol autoxidation and electron microscopy ) to study the acute toxicity and secure concentrations of heavy metals to crucian ; the accumulation and distribution of mixed heavy metals to fingling crucian ; the activities of superoxide dismutase ( sod ) of gill and liver tissues and the hispathological and ultrastructural change of superfine structure of liver and kidney of crucian after cadmium exposure. through which, we intended to fully and systemically study the toxic influence of heavy metals to fish, and preliminarily discuss the influence of heavy metals pollution to the diversified level of fish such as individual, organ, tissue, cell and molecule. thus we tried to provide scientific evidence to establish preventative management measures, avoid and relieve the harm of heavy metals pollution to aquicolous ecosystem in time

    隨后以這幾種重金屬作為實驗毒物,以鯽魚為實驗動物,應用環境生物技術、火焰原子吸收分光光度法、鄰苯三酚自氧化法、透射電鏡等技術研究了重金屬cu 、 zn 、 cd和cr對鯽魚的急性毒性及其安全濃度評價、混合重金屬在鯽魚幼體組織內的積累和分佈、 cd對鯽魚鰓和肝臟中sod活性的影響、 cd對鯽魚肝細胞和腎細胞超微結構的影響等,全面和系統地研究了水環境中重金屬暴露對魚類的毒性影響,初步探討了重金屬污染對魚類的個體? ?器官? ?組織? ?細胞? ?分子等各水平次的影響,為制定漁業生產上防性的管理措施提供科學依據,及時避免或減輕重金屬污染對水生生態系統造成的損害。
  11. To improve the binding strength between the deck slabs and deck surfacing layer of badong changjiang river highway bridge and to provide the surfacing layer with anti - cracking ductility, a series of technical measures has been taken in the construction of the deck surfacing of the bridge, including those of embedding binding reinforcement in the deck slabs, spraying inorganic binding agent between the slabs and layer, replacing part of the cement with micro expansion agent and adding appropriate amount of polypropylene fibers to the concrete

    摘要巴東長江公路大橋橋面鋪裝,通過採取埋橋面粘接鋼筋、噴塗無機界面粘結劑、用微膨脹劑替代部分水泥、在混凝土中摻入適量的聚丙烯纖維等措施來提高橋面板與鋪裝間的界面粘結強度和給橋面抗裂增韌。
  12. Reservoir prediction of sand - mud rock of carboniferous in tuoputai

    托浦臺石炭系砂泥巖儲
  13. In the investigations on laser cladding, experiments and analyses of laser clad nickel - based alloys and nickel - based ceramal composite alloys on steel substrates were performed to improve wear - resistance and corrosion - resistance properties of the coatings

    以提高材料表面的耐磨、耐蝕等性能為目的,採用置和送粉熔覆工藝方式,對常用的鎳基合金和鎳基碳化鎢金屬陶瓷合金塗進行系統研究。
  14. The bamboo salt specially added into the product contains natural anti - chapping and moistening elements so as to strengthen skin ' s water supply and prevent skin dryness and chilblain growth

    特別添加的竹鹽成份和凡士林,含有天然的防裂保濕因子,加強皮膚表水份,防止皮膚乾裂和防凍瘡產生。
  15. Prediction for igneous intrusive mass of clastic reservoir in the pericline area around central tarim basin

    塔中圍斜區碎屑巖儲火成巖侵入體
  16. Cork. compound agglomerated corf for insulation underlays for parquets intended to be glued. tests

    軟木.定膠接地板的絕緣底用膠凝軟木.試驗
  17. Process characteristics of cwm combustion in heating boiler and prediction of its energy - saving model

    有限半氣化燃鍋爐的綜合特性及節能
  18. Investigation on layout of cables for prestressed lattice shell structure of two - layer cylindroid

    拉索應力雙柱面網殼結構布索方案研究
  19. This essentially implies that the presheaf is a sheaf.

    這實質上蘊含著預層是一個
  20. Presheaf of regular functions

    正則函數預層
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