磨損速率 的英文怎麼說

中文拼音 [sǔn]
磨損速率 英文
rate of wear
  • : 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形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 率名詞(比值) rate; ratio; proportion
  • 磨損 : wear and tear; abrasive wear; abrase; abrade; detrition; wear; scuff; wear out; fray; battering; ...
  • 速率 : speed; rate; tempo
  1. The frequency curve of transverse distribution of the wheel track on divided ways reveals that the frazzled damage of highly channelizing expressway cement concrete pavement largely occurs in the peak range of distribution curve of the wheel track

    摘要分車道行駛輪跡橫向分佈頻曲線顯示,渠化程度較高的高公路水泥混凝土路面破壞主要集中在行車道輪跡峰值范圍。
  2. Abstract : experiments were made on a ultrasonic machining tool with work - piece adhered to ultrasonic transducer head, to machine micro - holes on hard and brittle materials such as soda glass and si, to study the effects of tool materials , work - piece materials , amplitude , machining load , slurry concentration , tool length and the size of work - piece on machining rate and wear ratio. in this experiment, the micro - tool was made through wedg

    文摘:通過以wedg放電加工手段製作微細超聲加工用工具,在採用工件加振方式的微細超聲加工機上對碳酸玻璃、半導體硅等硬脆材料試件進行微孔加工的實驗,來探討在某一特定加工條件下工具材料、工件材料、工件的振幅、加工靜載荷、料懸浮液濃度、工具長度及工件尺寸等重要因素對加工度、工具的影響,為微細超聲加工技術的實用化提供參考依據。
  3. The cleaning cars has seven major characteristics : 1, the vehicle design aesthetic appearance generous, simple, flexible cleaner compact cab from the sanitation workers in the rain, snow and inclement weather operations headaches ; 2, jia lu cleaning electric car gearbox is my companys patented products, latin america is characterized by heavy goods, light down - climbing and extended battery life ; 3, jia lu electric bicycle bridge cleaning car brake, the company is a patent product, is characterized by simple structure, convenient operation, maintenance easier, better braking performance ; 4, good deer electric car cleaning dustbins with low human workers the high - school, so that sanitation workers can easily handling, reversing a good sight, and reduce incidents, high safety factor ; 5, good deer electric cleaning trucks advanced electric power putter as a dump, the sanitation workers to reduce labor intensity, is characterized by fewer power failures, maintenance - free ; 6, jia lu electric vehicle using toughened glass cleaning cars, advance reversing have good vision, difficult to scratch and ensure the safety of sanitation workers ; 7, good deer by external electric car cleaning plate, a fiberglass liner internal, external characteristics : hinge not on the plate yi loose, often not dump deformation and withstand collisions, the internal use of fiberglass liner, not rust, corrosion, wear after the liner can be replaced, maintaining low cost

    該保潔車有七大特點: 1 、該車外型設計美觀大方,操作簡單靈活,明凈小巧的駕駛室免除了環衛工人在雨雪等惡劣天氣作業時的煩惱; 2 、佳鹿電動保潔車變箱是我公司的專利產品,特點是拉重貨,輕松爬坡而且省電,延長電瓶的使用壽命; 3 、佳鹿電動保潔車后橋雙輪制動,是我公司的專利產品,特點是結構簡單,操作方便,維修容易,制動性能好; 4 、佳鹿電動保潔車超低的垃圾箱符合人體工程學的高度,使環衛工人能輕松地裝卸,倒車時具有良好的視線,減少事故的發生,安全系數高; 5 、佳鹿電動保潔車採用先進的電動推桿作為自卸動力,減輕了環衛工人的勞動強度,特點是故障少功大,免維護; 6 、佳鹿電動保潔車整車採用鋼化玻璃,前進倒車都有良好的視線,不易劃傷,保證環衛工人的安全; 7 、佳鹿電動保潔車外部採用鋼板,內部採用玻璃鋼內膽,外部特點:鉸鏈在鋼板上不易松動,經常自卸不變形,經得起碰撞,內部採用玻璃鋼內膽,不生銹、不腐蝕,后內膽可以更換,維護成本低。
  4. Energy losses leading to a decrease in head are also done away with, likewise losses in flow rate from the screening installations, both of which can have a detrimental effect on the efficiency of the facility. the constructional effort required for a hydrodynamic screw is small compared to that required for a turbine. if the compact version of a hydrodynamic screw hydrodynamic screw trough power take - off unit combined as a single unit is used, the constructional effort can be further reduced

    水力螺旋機技術的優點有:無需監控系統,可自行調節水體供給和供給頻運行效高於水輪機和小型渦輪機效梯度平穩轉低20rpm - 80rpm ,運行穩定防無需定期清潔,易維護對河道湖泊里的魚蝦無害基礎工事少,安裝簡便無堵塞,無需隔欄裝置能量利用充分等。
  5. The effect of the friction condition including the load and the sliding velocity on the wear of the composites was studied under water - lubricated condition and dry condition

    本文還討論了在水潤滑與干摩擦條件下,載荷與滑動對納米復合材料摩擦性能的影響。
  6. 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之間的關系,並回歸出礦料關鍵篩孔通過與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的合理孔隙范圍:針對高公路面層對ogfc力學性能方面的要求,本文從瀝青膠結材料、纖維穩定劑兩方面對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耗層( ogfc )混合料。
  7. Will their rate of attrition when very long be as slow as seen in telomerase - negative mouse cells

    當端粒很長時,它們的磨損速率將像我們在端粒酶負鼠細胞中所看到的那樣慢嗎?
  8. Standard test method for wear rate and coefficient of friction of materials in self - lubricated rubbing contact using a thrust washer testing machine

    用止推墊圈試驗機測定自潤滑擦接觸中材料磨損速率和摩擦系數的標準試驗方法
  9. Model ssj fourshuttled circular loom is specialized for manufacturing polypropylene cylindric sack, which covers little floor area and has the advanced electric control function. it is of high production efficiency, reasonable structure, little wear and tear, and longer usful life. the machine applies ac frequency - converter stepless speed regulating to lift electric machine, and shows the function of automatic halt when silk warp and weft are broken

    Ssj型四棱圓織機是生產聚丙型筒狀編織袋的專用機,佔地面積小,整機有先進的電器控制功能,生產效高,結構合理,小,壽命長,提升電機採用交流變頻無極調,並具有經、緯絲斷絲后自動停機和顯示功能。
  10. The establishment of gear fault data warehouse the paper studies several gear cases in drive lab of wuhan university of science and technology. the signal of normal gear pair, the one has been worn seriously, the one which has circular pitch error and the one whose pinion has a ruptured tooth is acquired independently. after fft transformation, the amplitude values of 0 - 0. 4 multiple engage frequency, 0. 4 - 0. 5 multiple engage frequency, 0. 5 - 1 multiple engage frequency, 1 multiple engage frequency, 2 multiple engage frequency, 3 multiple engage frequency, 4 multiple engage frequency and greater then 4 multiple engage frequency of every signal are obtained respectively

    論文主要完成下列內容: 1 .齒輪故障數據倉庫的建立以武漢科技大學傳動實驗室的若干臺齒輪箱為研究對象,分別採集正常齒輪副、嚴重的齒輪副、有周節誤差的齒輪副和小齒輪有一個斷齒的齒輪副的振動加度信號,經過fft變換,分別得到每個信號的0 ~ 0 . 4倍嚙合頻、 0 . 4 ~ 0 . 5倍嚙合頻、 0 . 5 ~ 1倍嚙合頻、 1倍嚙合頻、 2倍嚙合頻、 3倍嚙合頻、 4倍嚙合頻和大於4倍嚙合頻幅值。
  11. Under a constant applied load and sliding speed, the wear rate of cu - nanosized tib2 in - situ composites was increased with increasing the electric current. the predominant electric wear mechanisms of the cu - nanosized tib2 in - situ composites are abrasive wear and arc erosion

    在一定載荷和滑動度下,隨電流的增加, cu -納米tib2原位復合材料的增加, cu -納米tib2原位復合材料的電接觸滑動機制主要為和電侵蝕
  12. Djw - wb, sjw - wb series of series of single - phase three - phase micro - computer superpower avr, it gathers advaned combinated roll compensation, no - touch of wsitch, and micro - motor controlhaving special function such as high efficiency, energysaving, quick adjustment, auto - balance of three phase, no machanical breakdown and carbon brush fret. especially, the avantages of timedelay, over - voltage and under - voltage protection absorbs more and more customers

    Wb系列單、三相微電腦無觸點大功電力穩壓器是集先進的組合繞組補償方式和無觸點開關、微機控制交流穩壓技術於一體,具有高效工能、調節快、三相自動平衡、無機械故障和碳刷,並具有延時,過壓欠壓報警和保護功能。
  13. Owing to the interfacial cracking which occurs under higher applied load conditions, the composite with high content of tib _ 2 phase exhibited a transition from mild wear to severe wear over the applied load range from 10 n to 80 n. under moderate applied load, increasing the sliding speed caused a decrease in wear rate and friction coefficient of the in - situ composites because the formation of a protective oxide film occurred on the sliding surface and the hardness of the subsurface layer was maintained due to reinforcement of tib2 nanoparticles in the cu matrix

    隨著載荷的增加, cu -納米tib2原位復合材料的和摩擦系數增加;由於在較高載荷下發生表面開裂,高含量的tib2相增強原位復合材料發生了由輕度向嚴重形式的轉化。在中等載荷下由於表面保護性氧化膜的形成和基體中納米tib2相的存在使復合材料具有良好的抗軟化能力, cu -納米tib2原位復合材料的和摩擦系數隨著滑動度的增加而下降。
  14. This phenomenon makes the circumferential velocity of the driven wheel be slower than the drive wheel ' s decrease the efficiency of the belt drive abrade the belt and shorten its life. so, it is very important for those who design and use it to know and understand qualitatively and quantitatively the phenomenon of elastic slippage

    彈性滑動的存在使從動帶輪上的圓周度低於主動帶輪上的圓周度,帶傳動效降低,帶和工作壽命縮短,因此,定性和定量地認識和理解帶傳動中的彈性滑動現象對于帶傳動的設計和使用是十分重要的。
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