弧形管 的英文怎麼說
中文拼音 [húxíngguǎn]
弧形管
英文
curved pipe-
A single are needle sewing blind stitching, a sewing thread hook taking up thread, forming type 103 single thread chain stitch
單弧針擺刺料、擺動線鉤勾線,形成103型單線鏈式線跡。採用圓筒式機構,適合襪子、手套、羊毛衫、褲管口等暗縫。On the base of resemble model, the figure of contracting pipe was changed, the generatrix became arc for once it was straight line, named resemble model
在相似模型的基礎上,收縮管的直線圓錐改造成母線為圓弧形的圓錐,稱相似模型。Wrought steel buttwelding short radius elbows and returns
可鍛鋼對接焊弧形彎頭和回轉管Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results
文摘:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比:電性能相當;波導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形波導中主模場,圓曲面上縱向槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱向諧振縫隙線陣,縫隙電壓相位為同相分佈,輸入端匹配.實際測量了天線輸入端電壓駐波比和h面方向圖,理論與實驗相吻合The main work is done with the help of model experiment. in the flood - relief experiment, the flood carrying capacity of spillway tunnel is checked. in the hydraulic experiment of the diversion power conduit system, the followings are studied : the flow condition and fluctuation in the surge chamber, the distribution of flow velocity before the rack in the surge shaft, the amplitude of stage in the quick gate bay etc. the test step, content and results of different proposals are introduced in details
本項優化試驗研究的目的主要在於,通過泄洪系統整體水力學試驗,校核泄洪洞的泄流能力;通過發電引水系統整體水力學試驗,研究調壓井內水流流態和水位波動情況、調壓井內攔污柵前流速分佈情況;確定快速閘門井內水位波動幅度;試驗確定壓力管道水擊壓力穿井系數以及泄洪洞弧形門處的水壓力。Through the systematic analysis and contrast studies on topographical environment characteristics of these typical regions, it is found that the hydrothermal activity only occurs under the circumstance of the particular topographical environment, though it distributes widely in the tensional tectonic environment, for instance, the mid - ocean ridges, transform faults zones, back - arc spreading basins and the modern marine craters regions
通過對典型熱液區地形環境特徵的系統分析和對比研究發現盡管現代海底熱液活動廣泛分佈在大洋中脊、轉換斷層、弧后擴張盆地等各種不同的張性構造環境及現代海底火山活動區,但也僅出現在特殊的地形環境條件下。Considering different soil spring models for vertical fault movement and horizontal fault movement, two damage cases of pe pipeline in ji - ji earthquake have also been simulated. the large deformation of a buried pipeline under fault movement is investigated in the 4th chapter. to examine the inelastic behavior of buried pipelines, the parametric studies on pipe material property, diameter ( d ), diameter - to - thickness ratio ( d / t ), crossing angle ( ), as well as soil stiffness, have been conducted using a shell - spring fem method
對於0 p三90 」的情況,當斷層位移相對管徑還不是很大時(管子內的彎曲應變與軸向拉伸應變相差不大的情況) ,斷層附近管子變形形式與梁相似;當斷層位移相對管徑很大時(管子以軸向拉伸應變為主的情況) ,斷層附近的管子軸線變形為一圓弧,管子表現得像一條沒有彎曲剛度的索。We are the exclusive producer of the planetary tube and pipe cutting machine in china. by totally eliminating problems occurred frequently in competitors product, such as pipe deformation, burring, and slant cutting, our machine is suitable for cutting almost all kinds of metal pipe and shows outstanding advantage, especially for thin - wall stainless steel pipe. these advantages make it the best choice for manual tig, wig welding, and orbital welding
公司本次特推出行星式切管機,國內唯一,適用於幾乎所有金屬管道的切割,特別是對薄壁不銹鋼管的切割,其優點尤為突出,克服了一般切割機管道易變形毛刺多切口不垂直的缺點,是統一配套的手工氬弧焊機管管焊機的唯一正確選擇。Standard specification for aluminum and aluminum - alloy formed and arc - welded round tube
成形的和電弧焊接的鋁及鋁合金圓管標準規范Curved mould copper tubes for bow - type continuous billet casting machine
弧形方坯連鑄機結晶器銅管It consists of a flattened brass tube closed at one end and bent into a circular form.
它是由一端封閉並彎成圓弧形的扁黃銅管構成的。This provides an extremely lightweight and strong racing machine, where the geometry of the frame is tailored by working the tube sets to create the perfect ride. at hang lun we take the design, fabrication, and material selection process very seriously, creating the best product possible for the intended application ; making bikes go fast
為了使車架的設計更加完美並滿足輕量化幾何學結構空氣動力學的要求,管材的加工採用專用的設備保證其精密的尺寸,管形被設計加工成橢圓水滴錐管垂直橢圓等各種形狀,再經過工藝要求很高的氬弧焊接和外表面的手工打磨處理。The electric arc tube s shell shaped and neck shrank method is put forward according as the quartz glass characteristic
本文介紹電弧管泡殼成形、縮頸工藝和設備的研究。It ` s suitable for the bend and deformation of the metal plates and it can roll the round and arcshapes and the cone ones within its specified ranges. it has the function of prebending the plate at both ends. the two lower rollers are the driving ones and can make the horizontal movement ; and the upper is a driven one and can make the up and down movement. the moving manner includes the mechanical and industry, boilers, shipbuilding, metal structure, machine manufacture and other trades, especially for the roll the steel trunks with smaller diameter and longer length in power transmission and trandform and other trades
該機適用於金屬板材的彎曲成型,可卷制圓形,弧形和一定范圍的錐形工作,並有板材端部預彎功能,本機型兩個下輥為主動輥並可水平移動,上輥為從動輥上下移動,移動形式有機械式和液壓式,傳動軸均採用萬向連軸器連接,它廣泛適應于石油化工鍋爐造船金屬結構及機械製造行業,特別適用於送變電行業等直徑較小長度較長鋼管桿的卷制The calculation results show that the stress distributing of the plug drawing tube is different because of different dies, the drawing force and pulling force are lager in arc die and the diameter and wall thickness are closer to the designing value in cone die
計算結果表明,不同的模具,芯拔管的應力分佈不同,弧形模成型的拔制力與芯棒后拉力較大,錐形模成型后鋼管的直徑與壁厚更接近設計值。Third, the filtration experiment is made by using the inorganic saltand influencing factors on permeated flux are investigated, such as slurry inlet ways, concertration of suspension and pressure. the results are greater than those in the common crossflow microfiltration in the same condition. on the other hand, the operating pressure will change to be less trend with other enhanced crossflow microfiltration when the permeate flux arriving a steady value
第三、採用sio _ 2進行了分離實驗,比較了直線相切進料和園弧相切進料兩種形式在不同壓力和不同濃度下對滲透通量的影響及濃度、壓力等對過濾通量的影響規律;並與普通十字流微濾進行了分析比較,發現不管是直線相切進料還是園弧相切進料其在相同工況下的過濾通量都比普通十字流的過濾通量大。High transparence, strong shrinkable rate and the shrinkable temperature is between 80 and 150, be suited to the product package of kinds of industries, can be designed as flat placket, abnormity bag, arc bag and shrinkable pipe
透明度高、收縮率強,收縮溫度80 - 150 ,適用於各個行業的產品包裝,可設計製作成各種平口袋、異形袋、弧形袋及收縮導管。分享友人