弧集 的英文怎麼說

中文拼音 []
弧集 英文
arc set
  • : 名詞1. [數學] (圓周的任意一段) arc2. (古代指弓) bow
  • : gatherassemblecollect
  1. While working, the air with dust enters into the sedimentation chamber via wind entrance, dust with large size granule will fall because of sudden expand of the aeriform cubage, then the air will pass the water area of arc boards of the two sides to stir the water. then air with dust will be mixed with water forming water curtain at the exit, fine powder will be collected, purified air will be discharged by blower fans via breakwater and wind exit

    工作時含塵空氣從進風口進入沉降室由於氣體的體積驟然膨脹,大顆粒粉塵沉下來,然後空氣經過兩側形板間的水域並將水攪動含塵空氣與水充分混合在出口處形成水幕,較細的粉塵捕下來,凈化后的空氣經擋水板和出風口由風機排走。
  2. The author suggests that the three lithosphere - scale faults, lancangjiang fault, jinshanjiang - ailaoshan fault and axis fault in the middle of the basin, are the main geological structures that control the formation of basin, magmatism and metallogenic congregate district. the anticline structure with an axis of triassic strata and the related fault system within the basin, and gonglang arch - shaped folding structure in the south of the basin are the geological structure controlling the formation of ore fields. junctions of two or more faults with different orientation, interlayer cataclastic structural zone and oxidation - reduction ( redox ) boundary were the favorable position for the formation of ore bodies

    認為瀾滄江斷裂、金沙江-哀牢山斷裂及盆地中軸斷裂這三條巖石圈斷裂是主要的控盆-控巖(巖漿巖)構造及礦區尺度的控礦構造;盆地中以三疊系為軸的背斜構造及相關的斷裂系統、盆地西南緣公郎形構造等是礦田尺度的控礦構造;多組斷裂的交叉、層間破碎帶及地層柱中的氧化還原界面是形成礦體的有利部位。
  3. Curvilinear path focuses on glutes with contribution

    -形線路迫使力量中於臀大肌。
  4. In order to approach the optimum design of changeover portion structural shapes for submarine ' s different diametral pressure cabins, a new structural type, named the double arc transition form, is introduced based on the analysis of stress concentration, by using the engineering calculation method and finite element mthod

    摘要為了探討潛艇不同直徑的耐壓艙室過渡段結構型式的最優設計,利用工程計算方法和有限元方法,分析過渡段結構的應力中,提出了能夠使不同直徑圓柱殼光滑過渡的結構形式雙圓式過渡形式。
  5. Based on the studies of microthermometry, gas composition, liquid composition, rare earth elements, ore - forming elements and 13c, d, 18o of fluid inclusions from the mineralization district and the representative deposits, such as zacun gold deposit, shuixie copper - cobalt deposit, shiyancun stibium deposit and bijiashan stibium deposit, two metallogenic fluid systems have been distinguished, i. e., zijinshan metallogenic fluid system and gonglang metallogenic fluid system in weishan - yongping mineralization district

    礦化中區及扎村金礦、水泄銅鈷礦、石巖村銻礦、筆架山銻礦等典型礦床流體包裹體的顯微測溫、氣相成分、液相成分、稀土元素、重金屬元素及~ ( 13 ) c , d , ~ ( 18 ) o穩定同位素的研究表明,雲南巍山-永平地區銅金多金屬礦化中區存在兩個成礦流體系統:紫金山背斜成礦流體系統與公郎成礦流體系統。
  6. Three welding modes : dc pulsed tig, dc mma

    直流氬焊,脈沖氬焊,直流手工焊於一體。
  7. The investigation shows that plenum chamber total pressure has multifarious effects on arcjet thruster operation, and both specific impulse and thrust efficiency can be improved by increasing it befittingly under steady arc

    研究表明,氣腔總壓對推力器工作過程具有多方面的影響,在保證電穩定的情況下,適當提高氣腔總壓可同時提高比沖和推進效率。
  8. Results the inner annular structure ( body ) is for exploration of oil, gas and coal ; the border of inner annular structure ( body ) for exploration of uranium ; middle annular structure ( body ) for exploration of coal and uranium because coal - bearing formation and uranium - riching formation outcrop in this area

    結果內環體是南油北氣、煤中分佈區和有利勘探區,內環體邊緣是砂巖型鈾礦分佈區和有利勘探區,中環帶是含煤地層和砂巖型軸成礦層出露區和勘探區。
  9. An arc stud welding controller with date acquisition function

    具有數據採功能的電螺柱焊控制器
  10. Traditionally, loads of the arc gate are applied on the support or gate frusta as a set of concentrated load, but the effect range of such load on the frusta cannot be solved by material mechanics and structure mechanics. most of the load cases are fulfilled through optic - elastic test

    通常門荷載作為一組中荷載作用於牛腿或閘墩上,而這組荷載對閘墩受力的影響范圍材料力學方法和結構力學方法是不能解決的,受力狀況大部分是通過光彈試驗完成。
  11. Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -

    快速成型技術改變了傳統的產品開發模式,可以為設計者提供產品樣件,縮短設計周期,加快新產品的開發進度,為決策者提供直觀性;快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣,包括樹脂模、層壓模、熔模和消失模等,還可採用直接制殼鑄造法直接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模,甚至直接製造小批量鑄件,介紹了熔積成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術,快速成型技術與鑄造工藝的有機結合,開創了快速製造金屬零件的新階段,對用高新技術改造傳統的鑄造工業,使其面貌煥然一新,增強鑄造行業的競爭能力;快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑,討論了利用快速成型技術製造模具的一般工藝方法,探討了將快速成型技術與金屬電噴鍍技術結合起來快速製造金屬模具問題,以及快速成型技術與精密鑄造技術相結合的模具製造工藝,基於快速成型製造的快速模具技術,成了快速成型製造高新技術和傳統技術,發揮各自優勢,已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。
  12. Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical

    通過對攝像機、數據採系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電的發展過程的試驗結果進行理論分析得出:根周圍空氣的熱電離導致了電的發展,靜電場力對電的發展起到了加速作用,電擊穿僅發生在閃絡最終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電長度及電半徑等參數,得到了不同階段電(電階段、電發展階段及完全閃絡)的發展速度、臨界電長度均隨覆冰水電導率的增加而減小。
  13. Cracking failure of centrifugal compressor ' s impellers was analyzed, the welding craters in the impellers led to stress concentration. the unsteady gas flow accelerated the development of cracks in the impeller

    摘要針對某石化公司離心壓縮機葉輪多次發生開裂、掉塊等故障以及裂紋形成機理進行了分析。分析結果表明了葉輪開裂原因系疲勞開裂,葉輪焊接缺陷產生了焊接坑,造成表面應力中,氣流激振加速了裂紋擴展。
  14. Lying is a sin against the eighth commandment

    晾??材8兵癸
  15. Sichuan petroleum administration ziyang steel pipe plant ( zspp ) is the designated factory by cnpc to manufacture spiral arc - welded steel pipe ( shortened as " spiral welded pipe " )

    四川石油管理局資陽鋼管廠是中國石油天然氣團公司螺旋縫雙面埋焊鋼管(以下簡稱螺旋焊管)定點生產廠。
  16. The numerical results show that the double arc transition form can make different cylinder shells eliminate stress concentration at two ends and amend stress distribution of changeover portion

    計算結果表明:雙圓式的過渡形式能使不同直徑圓柱殼兩端連接處消除應力中和改善過渡段應力分佈。
  17. Stiff arc, with heat concentrated, easy to fill welding wire, so especially suitable for wire filling welding in bicycle area

    挺度好,熱量中,填絲容易,特別適宜自行車等行業的填絲焊接。
  18. In this article, we use idea of turning dispersion into convergence and put all the well ' s points into the same unit net to think about it. and answer three questions of the distribution of well drilling by the way of searching for groups of points. fincite - step - searching underthe condition of translationg fcoordinate system or revolving coordinate system. to first question. we find two algo - rithms and make use of data that is given to find the solution. we seek coorlinate of net point is co. 361, 0. 461 ) and mostly four old well ' s points are utilized at the same time by first algorithim, which are no. 2, no, 4, no. 5, no. 10. by second algorithm, we rechon the coordinate of net point is co. 390, 0. 505 ). and that mostly four old well ' s points are utilizld which are no. 2, no. 4, no. 10. to second question, we turn it into the first question by angling awt the center of net point. we seek that mostly six old well ' s points are utilized at the same time, which are no. 1, no. 6, no. 7, no. 8, no. 9, no. 11, when net is angled 0. 78 radian. and net point is translated to ( 0. 75, 0. 076 ) ( at nwe coordinate system ). to third question, wefind a necessary and sufficient condition and affer algorithms, at last, we analyse algorithms

    運用化分散為中的思想,把所有的井點都放在同一個單位網格內考慮.在坐標可平移、旋轉的條件下,利用尋找點群、有限步驟搜索法,對鉆井布局的三個問題進行了解答.對問題一,給出了兩個不同演算法.並對題目提供的數據進行了求解,演算法1得到的結點為( 0 . 361 , 0 . 461 ) ,最多有4個舊井點被同時利用,它們是第2 、 4 、 5 、 10個井點;演算法2得到的結點為( 0 . 390 , 0 . 505 ) ,最多有4個井點被利用,它們是第2 、 4 、 5 、 10個井點.對問題二,以結點為中心旋轉一定的角度后,歸結為問題一進行求解,求解結果為當網格傾斜角為0 . 78度(相對原坐標系) ,結點平移到( 0 . 75 , 0 . 076 )點(在新坐標系下) ,可被同時利用的最多舊井點為6個,它們是第1 、 6 、 7 、 8 、 9 、 11個井點,對問題三,我們給出了充要條件,並給出了演算法.最後還分析了演算法的優劣性
  19. A simple undirect graph x is said to vertex - transitive, edge - transitive, and arc - transitive, if its automorphism group acts transitively on the vertices, edges and arcs, respectively

    如果一個簡單的無向圖的自同構群分別傳遞的作用在它的點,邊弧集上,那麼分別稱這個圖是點傳遞的,邊傳遞的和傳遞的。
  20. Welding in different angles can be conducted owing to highly concentrated arc

    由於電弧集中性強,可進行各種姿勢的焊接。
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