磨損面層 的英文怎麼說

中文拼音 [sǔnmiàncéng]
磨損面層 英文
lost surfacing
  • : 磨動詞1 (摩擦) rub; wear 2 (研磨) grind; mull; polish 3 (折磨) grind down; wear down [out]:...
  • : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • 磨損 : wear and tear; abrasive wear; abrase; abrade; detrition; wear; scuff; wear out; fray; battering; ...
  1. The research results show that, from the viewpoint of second phase morphologies, there exist quite differences between the grain - type materials ( such as wc / bcu brazing deposit material, wrs1000 and 1zt tungsten carbide strengthening overlaying material, as well as the wear - resistant material of polymer adhesive coating etc. ), and the aggregation - type as well as dispersion - type ones ( such as zg35simn, wrd - 1 and khc - k2 depositing material ) in the wear - resistance and sand slurry abrasion mechanism. the sand slurry abrasion mechanisms are brought forward, of new wear - resistant materials with the features of grain - type second phase morphologies

    研究發現,與聚合型、彌散型第二相的材料(如zg35simn 、 wrd ? 1和khc ? k2熔敷材料等)相比,顆粒型第二相的材料(如wc bcu釬焊熔敷耐材料、 wrs1000型耐材料、 1zt碳化鎢顆粒增強熔敷材料及ktc ? 1耐膠粘塗材料等)在耐性能和機理等方均有不同,總結提出了以「顆粒型第二相」為特徵的耐新材料泥沙機理。
  2. The result of those studies as follow : ( 1 ) an composite layer of definite thickness on the casting was gained by cast - sintering technique, and it has well wear - resistance. ( 2 ) the reinforcement of the composite layer is tic or vc, which was exiguous and is well distributed

    同時利用干滑動摩擦實驗,對表復合的耐干滑動摩擦的性能進行了研究。研究表明: ( 1 )利用鑄造燒結技術可以在鑄件表獲得一定厚度耐性能良好的表復合
  3. Wear resistance of q235 steel surface mo - cr alloy layer by double glow discharge technology

    235鋼表輝光離子強化摩擦性能
  4. Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing

    而在正常的工作條件下,造成電連接器電接觸失效,即決定電連接器工作壽命的主要原因是接觸壓力減小、微動和表的生長,而影響接觸壓力、微動和表變化的主要因素是環境振動和溫度。
  5. The mechanism of corrosion and erosion resistance of nicr alloy and cermet coatings were explored and their performance were compared with 20g, 20g covered by dope and the coatings of fecral, nicrti used widely at present

    並將由這些新的塗材料和目前廣泛使用的fecral , nicrti以及與未加以保護的20g基體和刷塗料保護的20g在抗高溫氧化、高溫腐蝕、耐沖蝕和熱震性等方加以比較。
  6. Wear failure analysis of plasma spray coating on damping area of turbine blade

    渦輪葉片阻尼等離子噴塗失效分析
  7. Gas permeability tester and mechanical folding device were developed to study the barrier property and deformation failure behaviors. the surface characterization, chemical structure, optical, mechanical properties of pet coated with dlc have been investigated by x - ray photoelectron spectroscopy ( xps ), contact angle measurement, light transmission analysis, nanoindentation and friction wear tests

    通過x射線光電子譜分析、接觸角測定、光學透過率分析、納米壓痕、摩擦試驗、機械彎折試驗、氣體透過率試驗,對膜的表特徵,光學、力學及氣體阻隔性能進行了系統的研究。
  8. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表均可形成潤滑轉移膜,從而減少金屬摩擦副表間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  9. It has been discovered that ( 1 ) in the region between 100 - 350 the friction coefficient is lowering along with the swing of temperature ; ( 2 ) the friction coefficient is the highest at the temperature of 500, and adhesive wear occurred ; ( 3 ) the global graphite grain layer appeared at the surface of wear scar at 450n and 300, and played an extremely good effect of lubrication, thus makes a fairly lower wear at the temperature of 300

    發現: ( 1 )在100 ~ 350區間,隨溫度的升高,摩擦因數在降低; ( 2 )在500時,摩擦因數最高,且發生了粘著; ( 3 )在450n , 300時,痕表出現了球狀的石墨顆拉,這起到了極好的潤滑作用,使得300時,較低。
  10. Due to its complexity of the problem, the theories and experiment results obtained are discrepant, and some of them are even contrary one another. started from the influence by movement rules of small cavities and solid particles, the mechanisms of combined effect of cavitation and sand abrasion are study in this thesis from the aspect of the turbulent coherent structure near the wall. first, a dynamic equation is established for a single spherical bubble and single spherical sand under the non - turbulent coherent structure near the wall, and then a dynamic equation established under the turbulent coherent structure near the wall

    首先從理論上推導出在典型湍流邊界模式的非擬序結構下空泡與固體顆粒的近壁區運動方程,然後推導出湍流近壁擬序結構作用下的空泡與固體顆粒的近壁區運動方程,再將兩種不同條件下的的運動方程進行比較,指出湍流近壁區的擬序結構對空蝕與的發生具有決定性的意義,即正是由於擬序猝發作用的存在,才使得空泡、沙粒對壁的空蝕與作用得以發生。
  11. The furniture once appropriated to the lower apartments had from time to time been removed here, as fashions changed : and the imperfect light entering by their narrow casement showed bed - steads of a hundred years old ; chests in oak or walnut, looking, with their strange carvings of palm branches and cherubs heads, like types of the hebrew ark ; rows of venerable chairs, high - backed and narrow ; stools still more antiquated, on whose cushioned tops were yet apparent traces of half - effaced embroideries, wrought by fingers that for two generations had been coffin - dust

    一度歸次更底房間使用的傢具,因為時尚的變更,逐漸搬到了這里。從狹窄的窗扉投射進來的斑駁光影,映照出了有上百年歷史的床架映照出了橡樹或胡桃樹做的柜子,上奇怪地雕刻著棕櫚樹枝和小天使頭部,看上去很像各種希伯萊約櫃映照出了一排排歷史悠久窄小高背的椅子映照出了更加古老的凳子,坐墊上明顯留著了一半的刺繡,當年做繡活的手指化為塵土已經有兩代之久了。
  12. The grade composite, road performance and its mechanism are systemically studied. 1 ) the aggregate grade of ogfc is studied through the volume method base on the analysis of the aggregate grades. then the grade is verified and the relation between the grade and pore rate is studied statistically, the typical grades of ogfc are developed ; 2 ) the reasonable pore rate of ogfc is studied on the basis of the balance of mechanics and function performance ; 3 ) the mineral fiber is added to the ogfc mixes to increase asphalt content, thus the anti - water performance of ogfc mixes are improved ; 4 ) high viscous asphalt fit for the preparation of ogfc is prepared through composite modification by sbs and rubber powder ; 5 ) the mechanics mechanism of ogfc is studied in the paper, it shows : asphalt paste, as well as the coarse aggregate skeleton, is essential to the mechanics of ogfc

    在分析各國ogfc級配的基礎上,運用礦料體積法進行ogfc級配設計,用正交實驗對礦料級配進行了優化設計,運用數理統計方法分析礦料級配和孔隙率之間的關系,並回歸出礦料關鍵篩孔通過率與ogfc骨架空隙結構關系的數學方程,進而提出了ogfc的合理級配;通過對不同孔隙率典型級配混合料的性能研究,綜合力學和功能性能,得出了ogfc的合理孔隙率范圍:針對高速公路對ogfc力學性能方的要求,本文從瀝青膠結材料、纖維穩定劑兩方對ogfc的性能進行改善:通過sbs和橡膠粉復合改性的方法開發出了適合ogfc的高粘度改性瀝青,摻加聚合物纖維,提高ogfc的最佳瀝青用量,進而改善了混合料的高溫性能和抗水害性能,優化設計出能滿足高速公路路用性能,車轍動穩定度達5000次/ mm以上,動融劈裂強度比90 ,透水系數31ml / s ,並具有防滑降噪功能的開級配瀝青( ogfc )混合料。
  13. Slurry surfacing - test methods - determination of wearing

    砂漿路.試驗方法.性測定
  14. The character of tube roll mill is that it combines the advantages of ball mill and roller, then great improves the grinding efficiency through the study of the grinding theory of tube roll mill, pressing stress, grinding effect and the comparation between roller and vertical mill, this text combined the national important technology equipment crert item - - tube roll milling developing item, gets following results : firstly, because of the special structure of tube and roll, powder from single particle grinding in the early peried contincely transit press grinding stage, it better stops the loss of splash energy, secondly, during the grinding progress, powder form loose to dense fully uses the nonsmoth surface of particle and stress focus to make its stress lower than roller " s

    本文結合國家重大技術裝備國產化創新項目-筒式輥碾開發項目,通過對筒輥的粉機理、壓應力的分析、粉效果的研究及與輥壓機、立效果、粉機理的比較,可知:首先,由於筒與輥的特殊結構方式,筒輥內粉體由初期的單顆粒破碎逐漸過渡到壓粉碎階段,較好地防止了飛濺能的失,其次,在粉中,粉體由疏鬆到密實,充分利用了顆粒的非光滑表及應力集中效應使其應力低於輥壓機。實驗證實,筒輥的粉效果大大優于立和輥壓機。
  15. ( 2 ) it is found that distilled water as lubricant can markedly reduce the accumulation of friction heat and temperature rise on the frictional surfaces of polymer. so the heat fatigue and adhesive wear decrease. moreover, a lubricating film forms on the interface between the counterpart and polymer when distilled water acts as polar lubricant

    ( 2 )潤滑劑水的存在,可大幅度降低聚合物的摩擦熱積累及溫升,從而減少了基體的熱疲勞和粘著,同時,水作為一種極性潤滑劑,在摩擦界上能形成一潤滑膜,對摩擦表起了一定的隔離作用。
  16. Second, it is able to endure mean at present, the surface resists to crack, not

    3耐且表抗裂,不起
  17. The utility model has the following advantages : to embed the character layer with night - light display into the groove of the top face for the key body and cover with the transparent protection surface layer, which causes the character with night - light display against the wear ; the transparent protection surface layer is embedded into the groove, which is easily fixed and causes the appearance of the key body smooth and beautiful

    本實用新型具有如下優點:將夜光顯示字元嵌入鍵體的頂凹槽中,並覆蓋上透明保護表,使夜光顯示字元耐,透明保護表鑲嵌凹槽內,不但易固定,而且鍵體表平整美觀。
  18. Tribological properties of phosphating coatings on the surface of the orbiting scroll of the compressor

    壓縮機動渦旋表磷化膜性能
  19. The coating is applied to the surface of the glass, and in some cases ( to reduce deterioration of delicate coatings ) it must be installed on the side facing the cavity of sealed unit, or by applying a second laminating layer

    敷于玻璃表,有時(為減少精細鍍)鍍必須安裝在密封玻璃向空腔的一側,或附加一薄膜。
  20. In accordance with the characteristics of repeated impact load, and from the aspects of stress wave transmission, repeated impact wear, hardening and softening of repeated impact and plastic deformation of repeated impact, an experimental study on partial mechanics behaviors of samples bearing laser melted clad coating under repeated impact load was carried out

    摘要根據多次沖擊載荷的特性,從應力波傳播、多沖、多沖硬化與軟化和多沖塑性變形方,對帶有激光熔覆試樣在多沖沖擊載荷下的部分力學行為進行了試驗研究。
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