鑄成孔 的英文怎麼說
中文拼音 [zhùchéngkǒng]
鑄成孔
英文
cast-in hole-
A detailed introduction was made to the properties of the wet coated sand suitable for multi - station shell mould shooting machine ; the development of a sort of high strength coated sand with low resin content : the shaping index and wetness adjusting process : analysis and prevention of peel back defect of shells made with overturning hopper process ; test method of peel back resistance of coated sand : pinhole defect analysis of high ni ductile iron shell mould castings and application of anti - pinhole coated sand
詳細介紹適用於吹砂式多工位殼型機的濕態覆膜砂性能；高強度低樹脂量覆膜砂的研製；濕態殼型覆膜砂的成形性指數與調濕工藝；翻鬥法制殼時的脫殼問題分析和解決辦法；覆膜砂脫殼性檢測方法；高鎳球鐵件殼型鑄造表面針孔原因分析與抗針孔覆膜砂的應用。Abstract : hydrogen and oxygen solubility in molten copper, condition of gas - absorption during smelting of pure coper, mechanism of gas hole formation, gas hole appearance on worked material and measure to gas absorption prevention have been briefly described
文摘:論述了氫和氧在銅液中的溶解能力、熔鑄紫銅時的吸氣條件、氣孔形成的機理、氣孔在加工型材上的表現、防止吸氣的措施等。The third ways of making stencil is electroform. hole forming by the way of nickel deposit onto the copper cathode
製作模板的第三種工藝是電鑄成型。在這個工藝中，鎳沉積在銅質的陰極心上以形成開孔。Plate wheels asa ball bearing idler sprockets taper bored sprockets sonder standardteile kettenrder gehrtete einfach kettenrde einfach kettenrader aus rostfreiem stahl aisi 304 l kettenradscheiben kettenradscheiben kettenrder
孔鏈輪不銹鋼鏈輪鑄鐵鏈輪美標鏈輪完成孔鏈輪焊接鏈輪惰輪中國鏈輪歐洲標準鏈輪The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1
為了改善和優化聚醚碸超濾膜（單浴法）在血液過濾實際應用中的性能，本論文以j . a . van ' thof等提出的雙凝固浴法為基礎，以聚醚碸（ pes ）為主要成膜材料，以二甲基亞碸為溶劑，並添加一定分子量的致孔劑（ pvp ，聚乙烯吡咯烷酮）以及一定分子量的添加劑（ peg ，聚乙二醇）按照一定配比在一定溫度下製成透明均一的鑄膜液，靜置脫泡后在一定的工藝條件下製成聚醚碸平板膜和中空纖維膜，然後通過測試膜的結構和性能來評估其用於血液過濾中的前景。Abstract : porosity of die castings caused by air entrapped into the liquid metal in the shot sleeve is common problem of die csating process
文摘:壓室中氣體捲入金屬液內而造成壓鑄件內部氣孔是壓鑄過程常見的問題。Powder metal is often used instead because it is undesirable or impractical to join the elements through alloying or to produce parts by casting or other forming consists of producing small particles, compacting, and sintering. the squeezing pressure with added heat bonds the metal powder into a strong solid. powdered metals can be ferrous, nonferrous or a combination of ferrous and nonferrous elements
金屬合金一般是無孔隙固體；因為煉制出的合金的實際效果不理想，或者通過鑄造和其他成型方式對小的顆粒進行壓制，燒結出來的產品零件無法滿足需求，因而人們常常使用粉末金屬來代替金屬合金。With the intermittent activity of hot fluid containing cc ^, ferrous carbonate minerals dissolved and precipitate repeatedly many times. in addition, dissolution of shells and feldspars, decrease of chlorite and increase of kaolinite could be found
隨著富co _ 2熱流體多次間歇性入侵導致了含鐵碳酸鹽礦物的反復多次溶解和沉澱、生物介殼大量溶蝕和長石鑄模孔的形成以及綠泥石消失、高嶺石增加等。" stainless steel tube fittings " mostly are made by high precision cast and come without visible welding points or nail holes, in perfectly polished natural color finish. the instant installation method made possible with the all around fittings and parts iminate the factors threatening the safety found in conventional installation works
不銹鋼圓管組合配件，產品本體多為精密鑄造一體成型設計，有隱藏式焊點或拉釘孔，皆采不銹鋼原色研磨拋光，免除了傳統焊接不良而造成安全上的疑慮，確保施工品質的完美與安全。Frequent temperature fluctuations expose the valve to excessive stresses which cause surface cracks in the body bores of cast steel valves
頻繁的溫度波動使閥門承受著過度的壓力，這種壓力容易造成鑄鋼閥門閥體孔內部表面裂縫。On the basis of the study of high resolution sequence stratigraphy, this paper discusses the reservoir petrology ' s diagenesis and secondary pore of the chang 4 + 52 ~ chang 62 pay zones in detail by using the methods of analysis of mercury injection, cast section, popular section, scanning electron microscope, x - ray diffraction and etc. the reservoir rock is mainly composed of feldspar fine sandstone, which is characterized by low compositional maturity and relatively high textural mature
本文在高解析度層序地層學研究的基礎上，通過15口井的常規物性、壓汞、鑄體分析、薄片鑒定、掃描電鏡、 x光衍射、陰極發光、粒度分析等多項測試手段，對坪北油田延長組長4 + 52長62儲層巖石學、成巖作用及次生孔隙進行了詳細研究。Several fabrication methods, including nonwoven meshes / fiber bonding, solvent casting / particulate leaching, phase seperation / freeze drying, gas foaming and three - dimensional printing, which are used to prepare tissue engineered porous scaffolds from natural or synthetic biodegradable materials, are reviewed
摘要綜述了以天然或合成生物降解材料為原料的組織工程多孔支架的幾種制備方法，包括無紡織物纖維粘結法、溶液澆鑄粒子洗出法、相分離凍干法、氣體成孔法和三維「印刷」等方法。In addition, imperfections like drag and gas holes were easy to turn out in the surface of epc casting for imperfect technology design, and this was verified by the actual castings
同時發現，在消失模鑄件表面容易因殘余泡沫而造成表面渣氣孔，實際鑄件的表面質量也證明了這一點。This is due to three reasons : ( 1 ) sio2 influenced the phase behavior of suspensions, shifted the bimodal to lower nonsolvltil concentrations, so that it changed the skin characteristics and pore structure. ( 2 ) there was a kind of interfaeial micro - void ( this is the spaces between the phase of polymer matrix and distributive sio2 particles or ca phase ) existing in the membrane. this enhanced interconnectivity of the membrane pores
原因在於： sio _ 2影響鑄膜液的分相條件，繼而影響膜的表皮成孔性和膜孔結構； sio _ 2在膜基質中的存在，使平板膜變為多相結構，相與相之間的界面空隙形成了界面微孔，增加了膜孔的連通性： sio _ 2表面有許多si - oh基團，增加了膜的親水性。Corone asa pignoni tendicatena pignoni per bussole coniche special standard sprockets simplex sprockets with hardened teeth simplex sprockets in stainless
不銹鋼鏈輪鑄鐵鏈輪焊接鏈輪惰輪中國鏈輪歐洲標準鏈輪美標鏈輪完成孔鏈輪Manufacture sprockets chain sprocket china sprockets taper lock sprockets stainless steel sprockets finished bore sprockets single double sprockets
鏈輪鏈條錐孔鏈輪鑄鐵鏈輪完成孔鏈輪平片鏈輪鏈輪鏈輪Drilling, gun - drilling, turning, milling of hardened steel, white cast iron, non - iron metals, plastics an synthetics. high wear resistance and edge durability and good toughness properties
對硬鋼、白鑄鐵、非鐵金屬、塑料、合成材料等進行鉆孔、深鉆孔、車削、銑削等加工的牌號。具有高的耐磨性、切面穩定性和好的韌性。The hole - making process course control the hole precision & clearance and the three ways of making stencil are chemically etched, laser - cut, electroformed
開孔壁的光潔度和精度由製作開孔的工藝過程式控制制。三種常見的製作模板的工藝為：化學腐蝕、激光切割和鑄成型工藝。Standard grade for turning, drilling, milling, reaming, countersinking of hardened steels, white and grey cast iron light metals, plastics and synthetic materials, al - si - mn - cu - alloys, glass, ceramics, graphite
對硬鋼、白鑄鐵、灰鑄鐵、輕金屬、塑料、合成材料、鋁-硅-錳-銅合金、玻璃、陶器、石墨等進行車削、鉆孔、銑削、鉸孔、穿孔等加工的標準牌號。The features in an electroformed stencil are formed in one process so aperture count does not affect costs so dramatically
電鑄鋼網的特性是一次形成的，因孔數對成本的影響不是那麼大。分享友人