母材 的英文怎麼說

中文拼音 [mǔcái]
母材 英文
base （or parent, or mother） metal
  • 母 : Ⅰ名詞1 （母親） mother 2 （泛指女性長輩） one s elderly female relatives 3 （配套的兩件東西里的凹...
  • 材 : 名詞1 （木料） timber 2 （泛指可以直接製成成品的東西; 材料） material 3 （供寫作或參考的資料） ma...
  1. The solder is heated to its melting point in a reducing atmosphere, so that the joining takes place without flux as the solder fuses and then infiltrates the gaps between the two pieces to be joined by means of capillary action, creating a highly airtight seal

    在高精度狹窄的空隙中也能通過毛細管現象進行浸透並和母材焊接，因此可實現高氣密性，獲得比母材更高的強度。
  2. By the methods of epn ( electronic probing needle ) 、 sem and xed, the formation mechanisms of the wear - resistant composite layer are studied, the results indicated that, molten iron has infiltrated into the alloying layer under capillary action. this caused ht powder, whose fusion point is low relatively, to be surperheated and formed a surface composite layer

    利用電子顯微鏡及x射線衍射等試驗方法，研究了復合層形成機理，研究表明，復合層是在毛細力作用下，鐵液被吸入合金層中，致使低熔點ht粉過熱熔化而形成的，並與母材是冶金結合。
  3. The analysis results indicate that the correlative influence factors to the technological capabilities of electronic solders include the composition and purity and chemical uniformity of solder alloy, the composition and properties of mother materials and their clean level on the surface, the surface tension of liquid state solders, the temperature and atmosphere in soldering and the activity of flux, the chemical composition and structure and properties of the surface film of melting solders, and so on

    分析表明：相關的影響因素主要包括合金的組成、純度和化學均勻性；母材的成分、性質和表面的潔凈度；液態焊料的表面張力；釬焊溫度、氣氛、助焊劑的活性；液態焊料表面膜的組成、結構和性能等。
  4. Sonic new ideas and views were proposed, such as regulation on general welding procedure qualification and its method of application, welding procedure qualification between heat exchange tube and tube sheet assessmented by the thickness of fillet weld, and so on

    本文還首次提出一些新思路、新觀點，如母材、焊材分類細則以及標準以外材料分類要有分類報告佐證；通用的焊接工藝評定規定及使用方法；換熱管與管板的焊接工藝評定是評定角焊縫厚度；氣瓶焊接工藝評定是兩個類型評定的結合，也可以分別評定。
  5. With an aim to identify dominating processing factors as well as their functional relationship thus to facilitate novel bimetal roll - bond process development, this work presents the problem of bimetal roll - bond process on the base of slip line fields theory through tribo - thermodynamics

    摘要為條理出製程參數之函數關系，作為開發雙金屬固態輥壓接合新製程之參考，本文在既有之滑線場理論基礎上試從磨潤熱力學之角度探討雙金屬輥壓製程中母材介面之質互動問題。
  6. 9 grinding and cleaning of alloy steels, stainless steels and nonferrous metals shall be done only with tools that will not leave detrimental deposits on the base metal ; aluminum oxide or silicon carbide grinding wheels and austenitic stainless steel wire brushes shall be used

    合金鋼、不銹鋼和非鐵金屬的研磨、清理所用工具不能在母材金屬表面上留下有害殘留物，可為鋁氧化物或金砂鋼磨輪、奧氏體不銹鋼絲刷。
  7. 8 temporary backing bars and temporary rings must match the chemical composition of the base metal being welded

    臨時支桿和箍必須與相焊的母材金屬的化學成分匹配。
  8. After welding is complete, they shall be removed flush with the base metal without undercutting

    焊接完成後，應清除這些臨時部件至與母材金屬表面齊平，不得出現咬邊。
  9. This paper also research the technology to improve the intensity between composite - alloy and basebody

    同時對進一步提高復合合金與鑄鋼母材結合強度的工藝改進做了研究。
  10. Results prove that this method can be used to detect the height and distortion of work piece effectively

    結果表明，該方法可以比較有效地獲得金屬結構高度及母材工件變形情況。
  11. This machine is mainly used in strip - perforating of pe film and eva film and in other raw materials production

    本機主要用於pe膜， eva膜的打孔，同時也可用於其它母材的生產過程。
  12. The effect of post - welding heat treatment on the weld line, the microstructure and mechanical property of t91 steel was studied

    摘要研究了t91鋼焊后熱處理對焊縫及母材組織性能的影響。
  13. 1 filler metal that is similar with respect to chemistry, corrosion resistance and mechanical properties of the base metal being welded shall be used

    使用與母材的化學性能、抗腐蝕性能和力學性能相似的填充金屬。
  14. The shear strength was 7. 6 % higher. there was n ' t any oxidation in the joint region, and the structure was as same as the structure of base metal

    該強度在目前報導中尚不多見，且接頭區域沒有夾雜物，接頭組織幾乎不能分辨，與母材組織相似。
  15. 4 when joining two different ferritic steels, or when joining ferritic to martensitic steels, the filler metal shall conform to the nominal chemistry of either base metal

    兩種不同鐵素體鋼或鐵素體鋼與馬氏體鋼之間的焊接，填充金屬應符合任一母材金屬的標稱化學組成。
  16. After chemical and physical test, on conveyor chain material, it is concluded that the composition and various mechanical properties can meet the standard, except impact toughness at room temperature

    摘要對圓環鏈母材進行理化檢測，證明化學成分和各項力學性能指標均符合要求，只有常溫沖擊韌性不符合要求。
  17. The paper mainly discussed the reasons of stress from liquid ammonia pressure vessel causing crack through examing data and experimental results and analysing relevant referential documents and materials, taking 1200 ammonia vessel ' s crack and leaking in a certain fertilization company as an example : there existed remaining welding, stress in the equipment ; there existed a stress decaying surrounding, i. e., moisture 0. 2 %, and temperature > - 5 with o2 or co2 inside ; the higher the intensity of raw materials, more possible it was to have stress decaying crack

    摘要以某化肥公司1200氨冷器殼體開裂泄漏的失效分析為例，通過對檢驗數據和結果及有關文獻資料的分析研究，探究了液氨介質壓力容器產生應力腐蝕裂紋的原因：設備中存在較高的焊接殘余應力；液氨介質具備應力腐蝕環境，即含水量0 . 2 % ，且有空氣（ o2或co2 ）污染（或摻入） ，使用溫度高於零下5 ；母材強度越高，應力腐蝕裂紋產生的傾向就越大。
  18. The system can simulate welding expert to help technicians to complete procedure parameter design, set down wps and save them. besides the mechanical property and chemical composition of low carbon & low alloy steel, the weldabiliry and the defect forming analysis of them have been given in the system. furthermore, the estimation of welding cost and welding procedure files management can be accomplished

    系統能模擬焊接領域專家輔助設計人員進行焊接工藝參數的設計，編制出wps並保存文件；能進行簡單的焊接成本估算；能實現鐵路、橋梁及其它鋼結構生產中常用的低碳及低合金鋼及其焊接材料的力學性能和化學成分的查詢；能進行母材焊接工藝性以及常見焊縫缺陷成因分析與對策等的咨詢；能對各工藝文件進行有效的管理，包括對圖片的管理，能實現簡便地查詢、靈活地調用等。
  19. The result shows that tempered martensite has apparent lath character when temper is between 740 ~ 780, and the hardness of welded joint is 264 ~ 237hv, which can get better performance of the welded joint the lath character of martensite in welded joint disappears, and the carbide in the tempered sorbite of the base metal will aggregate when temper temperature is above 780, and the hardness and plastic property will reduce obviously

    結果表明，在740 ~ 780之間回火，焊縫硬度為264 ~ 237hv ，回火馬氏體板條特徵明顯，可以獲得優良的焊接接頭性能；回火溫度超過780 ，焊縫板條馬氏體特徵消失，母材回火索氏體中碳化物產生偏聚，硬度、塑性明顯降低。
  20. As the performance of weld material or parent material per se could hardly reflect the integral strength of a weldment, the uniaxial cross - weld specimen provides an alternate to qualify the welding procedures

    由於焊材或母材的性質均很難反映焊接接頭的整體強度，用焊縫試樣進行試驗提供了合理評價焊接接頭工藝性能的可能。
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