超弧 的英文怎麼說
中文拼音 [chāohú]
超弧
英文
hyper arc-
Arc sprayed aluminium composite coating can increase the service life of reaction caldron up to the design life
採用電弧噴塗鋁復合塗層來解決反應釜的腐蝕問題,可使其達到或超過設計壽命。They not only inherit the advantages of bezier curves and b - spline curves, also can be used to represent straight lines precisely and some remarkable transcendental curves precisely, such as circular arc, ellipse, cardioids and twisted pair line etc. especially, the uniform t - b - spline curve of three degrees is smoother than b - spline curve and c - b - spline curve of the same order
此外由於它們還具有三角函數的優點,故既可以精確表示直線段、二次多項式曲線段又可以精確表示圓弧、橢圓弧等二次曲線以及心臟線、雙紐線等超越曲線。特別地, 3次均勻t - b樣條曲線曲面比同階均勻b樣條( c - b樣條)曲線曲面具有更高的光滑度。4. it is the first time that eclogite conglomerates are discovered in maotangchan and fenghuangtai formations. this suggests that ultra - high pressure metamorphic rocks in the dabie orogenic belt exhumed to the earth ' s surface in lower cretaceous. the geochemistry data indicates that the protoliths of the eclogite gravels formed in a structure setting of volcanic arc
首次在毛坦廠組、鳳凰臺組中發現了榴輝巖礫石,這一發現表明大別造山帶超高壓變質巖在早白堊世已經折返到地表,而且地球化學研究表明這些榴輝巖礫石的原巖形成於巖漿島弧構造背景。Specifically for the iron and steel industry during the past 15 years, thermo electron has installed over 100 mass spectrometers for gas analysis applications involving the following plants : coke ovens, blast furnace ( bf ), direct reduction iron ( dri ), basic oxygen furnace ( bof ), electric arc furnace ( eaf ), argon oxygen decarburization ( aod ) furnace, vacuum oxygen decarburization vod furnace and ruhrstahl - hausen ( rh ) furnace
尤其在過去15年的鋼鐵行業中,超過100臺過程質譜儀用於氣體分析,包含:焦爐,高爐,直接還原煉鐵爐,氧氣頂吹轉爐,電弧爐,氬氧脫碳轉爐,真空氧氣脫碳爐和循環法真空脫碳爐。A two - dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks : parallel to the surface, 450 oblique angle to the surface, and quarter - circle
摘要建立了無限長板的具有吸收邊界的二維平面應變有限元模型,在研究了脈沖超聲波在無限長板中傳播的基礎上,對板中平行於表面的裂紋、與表面成45的斜裂紋和四分之一圓周弧形裂紋三種情況的脈沖超聲波散射進行了重點研究。Excellent radian, beautiful decoration, the artwork of the war
超卓的弧度,精絕的裝飾,戰爭的藝術品Ultrasonic examination for arc welded steel pipes
電弧焊鋼管的超聲波探傷檢驗Argon welder, oxygen welder, co2 welder, electric welder, allumen composite sole welder and ultrasonic plastic welder total : 14 sets braze, iron welding stainless steel welding, plastic welding, welding of composite sole of stainless steel aluminum, direct welding, roll welding, spot welding
氬弧焊機氧氣焊機二氧化碳焊機電焊機鋁合金復合底焊機超聲波塑料焊機共計14臺銅焊鐵焊不銹鋼焊塑料焊不銹鋼鋁復底焊直焊滾焊點焊The visual obstacle by gap joint of pieces of bent / tempered glass of general specification is removed for bent / tempered glass with extra big width and curve length to realize the ideal design of curved glass with extra big span for sightseeing balcony and elevator
超寬、超弧長彎鋼化玻璃消除了普通規格彎鋼化玻璃拼縫對人的視覺障礙,使觀景陽臺、觀光電梯等圓弧玻璃超大跨度的理想設計成為現實。Although arc spraying has the advantages of high deposition efficiency and low cost, only electrically conductive wire materials can be adopted for arc spraying. the quality of coatings produced with plasma spraying and hvof is high, but large volume of plasma spraying equipment makes it difficult to be used on site, and the high investment of equipment, the large consumption in fuel and high cost prevent from spreading of hvof
雖然電弧噴塗的效率高、成本低,但它僅適用於具有導電性的線材噴塗:等離子噴塗及超音速噴塗制備的塗層質量高,但等離子噴塗設備龐大,不適用於鍋爐現場噴塗;超音速火焰噴塗設備昂貴、耗氣量大、塗層成本高,從而限制了它的推廣。Lai chi wo is the largest hakka village in the north - east new territories and is on the opposite side of kat o island. in its auspicious period, there were more than one hundred households in lai chi wo. houses are built with green bricks and clay tiles in an orderly arrangement that is enclosed by a curved - shape village wall
荔枝窩村是新界東北最具規模的客家村落,與吉澳島遙遙相對,該村已有三百多年歷史,在六十年代全盛時期有超過一百戶人家居住,屋子整齊排列,大部分以青磚及瓦頂形式建造,村前有一道弧形圍墻,作為出口的東門上刻有紫氣東來字樣,而西門則刻有西接祥光四字。The height of teeth points is different. when the balance of height is over 0. 1mm 0. 004 ", the sawing tangent will be the shape of arc. see the drawing
鋸尖端高度不一致,當高度差超過0 . 2mm 0 . 08 "時,鋸切線就會形成圓弧形,如圖。Only when you are up against a player the first time can you get an appreciation of, for instance, the quality of his or hers forehand loop
只有當你第一次超過一個球員,你才能獲得贊賞,比如說,他或她的高質量正手弧圈球。After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller
對低副單向超越離合器的部件進行了加工製造,在超越離合器弧塊表面創新設計加工排油溝,增大摩擦系數,保證實現自鎖,解決了很多離合器工作過程中容易出現無法自鎖的問題;對低副單向超越離合器和內星輪滾柱超越離合器用自製杠桿加載器做了定性分析,實驗表明:相同條件下,新型離合器低副面接觸比滾柱離合器高副線接觸變形小、溜滑角小。The meeting discussed the investigation into the presence of vibrio cholerae in parknshop s pok fu lam shop and measures to enhance the quality of fish tank water
會上討論了在百佳超級市場薄扶林分店之賣魚攤位發現霍亂弧菌的調查情況,及改善魚缸水水質的建議。Abstract : the shaped technique of the electric arc tube s shell with neck, which is used in the small power metal - halide lamp, is introduced in this paper
摘要:超小功率高強度氣體放電燈電弧管電極極間距誤差要求小,二電極對中要求高,所以採用在電弧管泡殼兩端加縮頸來定位電極。By improving surface condition of parts and one shot seal - off clean room grade, using ultrasonic vapor phase cleaning process, the inner parts of vacuum interrupter get cleaner. movable particles have been diminished by automatic current ageing, power frequency hi - voltage ageing and dynamic high current ageing. as the dielectric strength of clearance in vacuum interrupter improved, the probability of re - ignition in test drops evidently
通過提高零件表面加工質量,改善一次封排間的真空衛生條件、制定合理的超聲波氣相清洗工藝提高管內潔凈度,採用自動電流老煉、超高壓工頻老煉、大電流動態老煉等工藝進一步消除真空滅弧室內活動性微粒,可提高真空滅弧室真空間隙介質強度,使真空開關投切電容器組的重燃率大大降低,並通過實驗驗證真空開關投切電容器組的重燃率在製造工藝改進後由原來的10 . 7 %降低至1 . 3 % 。5. based on the analysis of their source rocks, the mesozoic detrital rocks in feixi area are mainly derived from metamorphic rocks of fuziling and luzhengguan groups, and the provenance of fenghuangtai formation is a disappeared ultra - high pressure metamorphic rock unit characterized with inland arc eclogites
物源分析表明,位於肥西地區中生代碎屑巖主要來自佛子嶺群和盧鎮關群變質巖,鳳凰臺組的源區來自於一個已經消失的以島弧榴輝巖為代表的含超高壓變質巖單元。The mathematic model of the ultra - thin spherical mirror is to be treated as elastic thin shell. then the predigested model, i. e., bended beam, used in qualitative analysis was proposed, and its deflection and stress formulas under the freely supported condition were set up. based on an off - axis aspherical primary mirror, the relationship of aspherical surface error ( rms ) in tangential plane with bended beam ’ s radius r, position s of concentrated load p and geometry length l of arc was analyzed
根據這一設想,本文建立了超薄鏡的數學模型?薄殼,並提出了強制力作用下超薄鏡的簡化模型?曲梁,推導了曲梁在簡支情況下受力變形的撓度公式,並結合一個實例,計算出曲梁變形后與所需非球面的面形殘差( rms )在子午方向與曲梁弧長l 、曲梁半徑r及集中力位置s的關系及滿足面形精度的r和s范圍,分析了弧矢方向的rms ,得出了同時滿足子午和弧矢方向面形要求的l 、 r和p 。As far as model is concerned, the forth generation software should be characterized with spatial entity - oriented. the paper established the geographic spatial model based on the thinking of object - oriented ; studied the structure of the model " s elementary unit - - geographic entity ; brought forward the concept of geometric data type which characterize entity ' s spatial feature in the structure ; defined five kinds of geometric data types such as point, arc, area, composite arc, composite area ; and formalized their collective operation using hypergraph. at the end of this paper writer studied preliminarily the method of entity query and analysis based on the model
本論文從面向對象的基本思想出發,建立了面向對象的地理空間模型;研究了地理空間模型中的基本單位? ?地理實體的結構,針對實體結構中用來表徵實體空間特性的組成部分? ?幾何對象,提出了其取值范圍,即幾何數據類型的概念;對點、弧、面、復合弧和組合面五種幾何數據類型進行了定義;並使用超圖工具對幾何數據類型的集合操作進行了形式化描述;對基於面向對象的地理空間模型的實體查詢和分析方法也做了初步研究。分享友人