孔數 的英文怎麼說

中文拼音 [kǒngshǔ]
孔數 英文
hole number
  • : 數副詞(屢次) frequently; repeatedly
  1. Diagnostic characters for the recognition of species include the presence or absence of pectoral fin, the position of dorsal fin origin, gill opening, anus, nostril opening and eye, the cirri present or not, the dentition type, the body coloration, and the head pores or lateral line etc

    一般依據胸鰭的有無或發達程度,背鰭起點、鰓、肛門、鼻和眼等的相對位置,頜的發達程度和頜上是否具須,齒的形狀和排列方式,身體的斑紋,以及頭部和體側的側線孔數目等進行鑒別。
  2. Based on the test of drainage salinity effect in different clay interlayer and the analsis of thickness of drainage salinity layer, the design parameter of effective drainage salinity semidiameter, amount of sand - hole and semidiameter of hole were put forword

    通過對不同層位的粘土夾層土壤的洗鹽效果試驗研究,分析了脫鹽層厚度、計劃脫鹽層脫鹽效率,提出了有效洗鹽半徑的概念、砂孔數量及徑等設計參,並制定相應的洗鹽制度。
  3. Hole density : the number of holes per unit area on a pcb

    密度: pcb上單位面積上的孔數
  4. Box type liquid - gas distributor is the patent product of our company, it not only realized the full connect of liquid but also avoid leak of it, the distributor can add the liquid distribute hole, it has small central line horizontal windage

    該氣液分佈器不但實現了液體流動全連通,而且避免了液體泄露,液體分佈孔數量可以增加,分佈中心線水平度偏差小,具有更加優良的氣液分佈效果。
  5. Moreover, the resulted prediction model of foam size of the closed cell aluminum foam was verified by comparison to the experimental results from the foaming process at different foaming conditions, and the predicted bubble diameter is in good agreement with the experimental ones, the relative error distributes between - 5. 04 % and 6. 32 %

    當入射空氣的壓強、氣流量,液面高度,出氣直徑增大時,氣泡直徑隨之增大;當出氣孔數量,液體粘度增大時,氣泡直徑減小,表面張力對氣泡直徑的影響可以忽略不計;靜態條件下液體表面氣泡直徑的預測值和實驗測量值符合得較好,相對誤差分佈在- 5 . 04 % ~ 6 . 32 %之間。
  6. Results show that all the geometric parameters have remarkable effects on combustion performance ; the swirl of intake air generated by skew intake holes enhances fuel - air mixing, minimizes dead zone and stabilizes the flame with reverse flow, but the excessive reverse flow can cause overheat in combustion chamber and exhaust ; the consistency of flow resistance in intake and exhaust system is conducive to the stability of heater performance

    研究表明,燃燒室進氣徑、孔數的分佈及方向等均對燃燒性能影響很大;斜所產生的旋轉進氣,雖具有強化燃氣混合、消除死區和迴流穩焰的作用,但迴流過度會使燃燒室及排溫過高;保證進排氣系統流動阻力(壓力)的一致性,有助於保證加熱器性能穩定。
  7. This method takes generalized tri - prism ( gtp ) as primitive modeling element, realizes inference and automatic modeling of geological structure including faults according to characteristics of borehole data and the knowledge inference rule, which can avoid unnecessary manual intervention, extend applicable range and expressing capability of 3d geological modeling

    該方法以廣義三稜柱作為建模的基本體元,根據鉆孔數據的特點和知識推理規則,進行斷層等復雜地質構造的推理和自動建模,避免了不必要的人為干預,擴展了鉆孔數據建模的適用范圍和表現能力。
  8. But don ' t worry, we ' ll always give you the holes for the songs in this book

    (所以)不用擔必,我們將在這本書中為曲譜給你(標出)琴) 。
  9. The results indicated that ( 1 ) " longxianhuosuan " presented more regular and more densely - arranged epidermal cells in its scapes than " gailiangsuan " ; ( 2 ) " longxianhuosuan " showed a lower stomata number but a larger stomatal aperture in its scape surface than " gailiangsuan " ; its scapes had a great number of secretory cells, which had a larger size and appeared earlier ; its scapes presented a smaller number of vascular bundles with smaller diameters ( 3 ) " longxianhuosuan " had polygonal cells in its scape pith with their intercellular space occupying a small proportion while " gailiangsuan " showed elliptical cells in its scape pith with their intercellular space occupying a high proportion

    結果表明: ( 1 ) 「隴縣火蒜」比「改良蒜」蒜薹的表皮細胞形狀規則,排列緻密;角質層較薄; ( 2 ) 「隴縣火蒜」比「改良蒜」蒜薹表面的氣孔數量少,但開張度大;分泌細胞出現早、體積大、量多;維管束量少、直徑小; ( 3 ) 「隴縣火蒜」蒜薹髓細胞衛多邊形,髓細胞間隙率小,而「改良蒜」蒜薹的髓細胞呈橢圓形,髓細胞間隙率大。
  10. Study on processing method of drilling data for three - dimensional modeling of engineering rock mass

    工程巖體三維構模中鉆孔數據處理方法
  11. Number of holes in a blob

    粒子內的孔數
  12. This paper presents an investigation on a new type of rubber damper, that is, a rubber damper with honeycomb structure. the honeycomb structure will enhance the energy dissipation of a rubber damper and as a result increase the damping of the damper. the performances of honeycomb dampers are experimentally tested by a test rig. the results show that the diameter and the density of holes of the honeycomb structure are important parameters in the design of the damper. for a damper of given size, there are optimum values of both parameters with which the damper provides highest damping. additionally the honeycomb structure does not change the correlation of damping to frequency. a practical honeycomb damper is designe d and applied to inlet pipe of a screw compressor in a petroleum factory for vibration reduction. the vibration of the pipe is obviously suppressed by the damper, at least 25 %

    本文採用理論分析和實驗相結合的方法,研究了蜂窩這種結構因素對橡膠阻尼材料阻尼性能的影響。在自行設計、製作的懸臂式阻尼測試實驗裝置上,對蜂窩式橡膠阻尼器的阻尼性能進行了大量的實驗測試,初步找出了蜂窩徑、孔數以及預壓縮量等因素與阻尼器阻尼性能的關系。本文利用實驗研究的結論,設計了一種專用的蜂窩式橡膠阻尼器,並應用於某廠螺桿壓縮機進口管道的減振,取得了明顯的減振效果。
  13. 2 leaflets from plants grown in the increasing salt concentrations ( up to 200mm ) became smaller and thicker, leading to the smaller ratio between superficial area and mesophyll tissue volume. in the same process, the cuticle became thickness significantly increased while stomata became less in number and smaller in area

    ( 2 )隨鹽濃度增加,葉片整體逐漸變得小而厚,葉表面積與體積的比值小,從而減少蒸騰面積,同時角質層變厚,單位面積上的氣孔數目減少,氣器面積減小,都可以使植物盡量降低蒸騰速率,減少體內水分散失。
  14. Results indicate that the samples are comprised of slate - like grains growing up in different directions, and that grain size and pore play a domain role in electrical conductivity and thermal conductivity besides seebeck coefficient

    結果顯示燒結樣品由不同取向的片狀顆粒組成,顆粒大小以及顆粒間的氣孔數量對樣品的電導率和熱導率有顯著影響,對seebeck系影響不大。
  15. Finally, laser cutting is a serial process, so time - to - manufacture increases as aperture count does, impacting the stencil ' s final cost

    最後,激光切割是一系列過程,孔數增加,製作的時間增加,影響鋼網最終成本。
  16. The makeup, structure features and key technique of a nc plate punching production line designed and manufactured based upon technical repertory of our company have been introduced with description of application future and market demand

    摘要在公司技術儲備的基礎上,針對厚板沖加工我們設計製造了厚板沖孔數控生產線,文章介紹了生產線的組成、結構特點和關鍵技術,敘述了該生產線的應用前景和市場需求。
  17. The results show that : the whole bit wear process can be divided into three phases ; the regularity of the machining time per hole with the number of holes machined is close to a periodic variation ; higher machining efficiency or working life can be obtained when the drilling pressure and the wall thickness of the bit are advisable

    發現鉆頭的整個磨損過程可分為3個階段;加工時間隨孔數近似呈周期性變化;鉆壓和鉆頭壁厚適當時,可獲得更高的加工效率或者工具壽命。
  18. The result indicated that, mix the mineral mixture of fly ash, flag into concrete can optimize the concrete pore structure, improve the concrete compressive strength and impermeability, and along with the age increment the improvement become more obviously ; after saturated freezing and thawing, the concrete pore structure changed apparently, total porosity increased, macro porous quantity rapid increased, small pore quantity reduced, mean radius and most probable aperture increased ; and the more saturated degree, the more obviously destructive effect

    研究表明:在混凝土中摻加粉煤灰、礦渣等礦物摻合料優化了混凝土的結構,提高了混凝土的抗壓強度和抗滲性能,且隨齡期的延長這種改善作用更加明顯;飽水凍融后混凝土的結構變化明顯,總隙率增加,大孔數量急劇增大,小孔數量減小,平均徑和最可幾徑增大;且飽水程度越大,這種破壞作用越明顯。
  19. 3. stomata characteristic is very important to improve photosynthetic capacity. the stomata of c4 plants such as echinochloa rusgalli, maize, are larger than c3 plants such as rice and stomata density of c4 plants is less than c3 plants

    C _ 4植物長芒稗、玉米等氣較大,但單位面積氣孔數少,水稻及其雜交後代的氣器大小顯著小於c _ 4植物,而ygfl的氣器大小略大於其母本。
  20. A 3d geological visualized model is prepared based on control point data, drill hole data and orientation data of discrete engineering as measured, which is able to conduct 3d visualized analysis closely related to a given project

    根據實測的離散工程式控制制點據、鉆孔數據和產狀據,構建了三維地質可視化模型,並能進行與工程密切相關的三維可視化分析。
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