diffusion welding造句
例句與造句
- Research on diffusion welding technology of al - li alloys without interlayer
鋁鋰合金無(wú)中間層擴(kuò)散焊接工藝研究 - Vacuum diffusion welding
真空擴(kuò)散焊 - An experimental sample made by new lom process and diffusion welding process is presented
本文應(yīng)用熱擴(kuò)散焊接研究成果和新lom方法制作了樣模。 - A process connecting metallic slice sheet by diffusion welding is also put forwarded in this dissertation
本文提出了用真空固態(tài)熱擴(kuò)散焊接工藝連接金屬分層板的方法。 - Welded and brazed assemblies for aerospace construction . assembly of metallic materials carried out by diffusion welding . quality of welded assemblies
航空航天結(jié)構(gòu)用焊接和釬焊組件.用擴(kuò)散焊接法焊接的金屬材料組件.焊接組件的質(zhì)量 - It's difficult to find diffusion welding in a sentence. 用diffusion welding造句挺難的
- Vacuum diffusion welding of refractory steel to heat resistant alloy was investigated in this paper . the effect of welding parameters on the deformation ratio of joints was examined
針對(duì)耐熱合金與耐熱鋼的真空感應(yīng)擴(kuò)散焊，研究了擴(kuò)散焊連接工藝參數(shù)對(duì)接頭變形率的影響、接頭變形率與接頭性能的關(guān)系以及不同接頭變形率的微觀形態(tài)。 - In this paper , three unique models were designed to research atom diffusion at interface , contacting line and joining point under bpec heating and compare with it under radiation heating in order to find out if bpec speed atom diffusion . the first model was aimed to research atom diffusion at interface under bpec heating . experiment condition of bpec diffusion welding sheet cu and ni : direct diffusion welding , at a pressure of l0mpa , welded at 750 ~ 900 , with heat rate of 200 ~ 400 / min for 10mm , on / off of 6 / l ~ 48 / 8 , with die or not , vacuum of 6pa
本文設(shè)計(jì)出三種樣品預(yù)構(gòu)件，研究脈沖大電流加熱條件下片狀材料、線狀材料和球形顆粒之間的原子擴(kuò)散過(guò)程，弄清脈沖大電流加熱條件下原子擴(kuò)散與一般燒結(jié)和焊接過(guò)程中原子擴(kuò)散的區(qū)別，以證實(shí)特殊的電場(chǎng)和磁場(chǎng)是否對(duì)原子的擴(kuò)散有推動(dòng)作用，揭示脈沖大電流加熱條件下原子的擴(kuò)散過(guò)程，探索脈沖大電流熱加工技術(shù)快速高效的原因。 - Pulse electric current heat treatment ( pecht ) developed by sodick , ltd . , of japan , is a recently developed material processing method which consists of spark plasma sintering and welding , plasma activated sintering and welding , big pulse electric current ( bpec ) diffusion welding etc . the following are basic merits of pecht : rapid heating and cooling ; short sintering or welding time ; lowering sintering or welding temperature
脈沖電流熱加工( pulseelectriccurrentheattreatment ，比如燒結(jié)，焊接等)是九十年代發(fā)展起來(lái)的一種材料快速制備新技術(shù)，它包括放電等離子燒結(jié)與焊接、等離子活化燒結(jié)與焊接、脈沖大電流擴(kuò)散焊接等。它具有升溫、降溫速度快、能在較低的溫度下燒結(jié)或焊接以及時(shí)間短的特點(diǎn)。 - The fracture energy of cu / - aiodiffusion - welded joints was greatly increased by the introduction of the thin film nb interlayer whereas diffusion welding can be performed at a relatively low temperature ( 900 ) . the increase in fracture energy of the joints with nb film interlayer was attributed to the strong abhesion of nb to - aio combined with larger plastic deformation in the metal side during fracture tem observations showed large amounts of dislocations existing at the interfacial regions
本文主要內(nèi)容就是概括地介紹了國(guó)內(nèi)外關(guān)于擴(kuò)散連接接頭行為數(shù)值模擬的發(fā)展現(xiàn)狀；主要包括界面孔洞消失過(guò)程、接頭元素?cái)U(kuò)散與反應(yīng)層的形成、接頭變形與應(yīng)力行為的數(shù)值模擬，以使人們能夠定性或半定量的分析擴(kuò)散連接因素對(duì)接頭性能的影響。 - By using diffusion welding method ( under certain welding parameters such as temperature , pressure , time and atmosphere , etc ) and employing rational structural control technique , a kind of 93w - ofc - tc4 - a1 - mb2 system flier - plate with good parallelism , planeness and high densification was prepared , which met the needs of initial design and the basic requirement of flier - plates
利用平面擴(kuò)散焊接法(控制一定的溫度、壓力、時(shí)間、氣氛等條件) ，同時(shí)采取合理的結(jié)構(gòu)控制方法，成功實(shí)現(xiàn)了93w - ofc - tc _ 4 - al - mb _ 2的整體連接，得到了平面性好、平行精度高、整體致密的波阻抗梯度飛片，滿(mǎn)足了設(shè)計(jì)結(jié)果和梯度飛片的基本結(jié)構(gòu)要求。 - The diffusion welding behavior of single - crystalline cu to single - crystalline - aio with a nb film interlayer and the joint microstructure properties were studied by tem , sem / eds analyses and four - point bend testing . the nb film interlayer deposited by electron beam evaporation on the ceramic side prior to diffusion welding was found to be olycrytalline and fiber - textured after diffusion bonding , with the close - packed plane ( 110 ) being parallel to the ( 0001 ) basal plane of - aio
擴(kuò)散連接技術(shù)是一門(mén)邊緣科學(xué)，涉及材料、擴(kuò)散、相變、界面反應(yīng)、接頭應(yīng)力應(yīng)變等各種行為，工藝參數(shù)多，雖然已經(jīng)進(jìn)行了大量的試驗(yàn)研究，但卻對(duì)各種材料的連接機(jī)理尚未有明確的認(rèn)識(shí)，為此人們?cè)噲D借助于計(jì)算技術(shù)，對(duì)接頭行為進(jìn)行數(shù)值模擬，以便找到共同規(guī)律，對(duì)擴(kuò)散連接過(guò)程及質(zhì)量進(jìn)行預(yù)測(cè)與實(shí)時(shí)控制。