磨損速度 的英文怎麼說

中文拼音 [sǔn]
磨損速度 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...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 磨損 : wear and tear; abrasive wear; abrase; abrade; detrition; wear; scuff; wear out; fray; battering; ...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; 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率曲線顯示,渠化程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. Roller adopts imported 95 natural wearable isoprene, height of roller adjusted by micro - speed reducer, controlling sanding precision exactly

    膠輥採用進口95天然耐橡膠,膠輥的高低可通過微型減機微量調節,精確控制砂削精
  3. 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、工具長及工件尺寸等重要因素對加工、工具耗率的影響,為微細超聲加工技術的實用化提供參考依據。
  4. 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,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,特點是故障少功率大,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。
  5. It can lead to not only quick wear and early failure of drill pipe but also the decrease of collapse resistance and burst resistance of casing string, which could cause casing collapse, casing deformation and casing leak, even well bore abandonment

    其直接後果是:鉆柱快,導致過早失效;套管會降低套管柱的抗擠強和抗內壓強,造成套管柱擠毀、變形及泄漏,嚴重時造成全井報廢。
  6. 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率運行效率高於水輪機和小型渦輪機效率梯平穩轉低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。
  7. In this study, based on bispectrum and bicoherence extraction of vibration acceleration signals at spindle end of a vertical machining center while milling operation, change rules of bispectrum and bicoherence of the signals were analyzed for the progressive wearing process of the flank wear land of the milling cutters

    通過提取銑削加工過程中機床主軸端振動加信號的雙譜及其雙相干系數,分析了銑刀后刀面漸進過程雙譜及其雙相干系數的變化規律。
  8. Model xjq has following features : ( 1 ) dummy bottom is adopted, making the recycling capacity of the recycling cylinder is 2. 5times of the tand. ( 2 ) the stator is a cylinder in structure with its inner wall being vertically ribbed, and slots are placed, leading to better cutting lffect to the slurry. ( 3 ) due to low immerging depth of the rotator, low rurning speed of the impeller, and wide space between the impeller and stator, wearing is low and power consumption greatly reduced. ( 4 ) it is spontaneously aerated

    Xjq型浮選機為仿維姆科型,該機主要有以下幾個特點: ( 1 )採用了假底,循環簡可使循環量達到槽容積的2 . 5倍; ( 2 )定子結構為圓筒型,內壁設有立筋條和長孔,對礦漿的前切作用好; ( 3 )轉子浸沒深淺,葉輪轉低,葉輪和定子間隙大,所以其輕,動力消耗大大減少; ( 4 )可自吸空氣。
  9. Copper - nanosized tibi composites were prepared by in - situ process. the microstructure, mechanical and electrical properties, and dry sliding wear behavior and electric sliding wear of cu - nanosized tib _ 2 in - situ composites was investigated ; mostly task as follows : the thermodynamic data for the reactions between b and ti in the molten liquid of copper were analyzed, the copper matrix composites reinforced by in - situ tibi nanoparticles were prepared by reactions of 8263, carbon and titanium in copper - titanium melt, and copper - titanium, copper - boron in alloy melt, respectively, which controlled the reaction temperature, reaction time and solidification process. the rnicrostructure and mechanical and electrical properties of the in - situ composites were investigated by using optics microscope, tem and xrd

    本文採用原位反應法制備了cu -納米tib _ 2原位復合材料,在此基礎上分析了原位復合材料的微結構,進行了干滑動摩擦和電接觸滑動實驗,完成的主要工作如下:從熱力學的角出發,分析了陶瓷tib _ 2顆粒在銅基體中原位生成的熱力學條件,並用電解銅、工業純鈦、 b _ 2o _ 3 、 c (還原劑)以及cu - ti 、 cu - b等合金為原料,通過控制適當的反應溫、反應時間和快凝固等工藝手段,制備了cu -納米tib2原位復合材料。
  10. Steering that pulls the vehicle to one side can mean alignment problems in the future. * squealing brakes under normal operation can mean excessive wear or improper adjustment. * blue smoke coming from the tail pipe can mean costly engine repairs are necessary. * lack of control during cornering at normal speeds or an excessively bouncy ride can mean steering linkage problems and / or worn - out shock absorbers

    有問題的標志1 .車老是往一邊偏意味著將來會有調整平衡的問題; 2 .正常行駛時剎車有尖叫聲表明它已經過或調節的不合適; 3 .尾氣管中冒藍煙說明你要花錢去修發動機了; 4 .用正常轉彎時不易控制或車身跳的厲害,則是轉向系統有問題以及避震器有毛病
  11. With the development of social economy and science technology, rf ( radio frequency ) card technology is more broadly applied by all kinds of trades, specially such as mass transit, wireless communication identify finance trade and safety - defend etc we use usually magnetic card or touch ic ( intelligent card ) in the past, but the shortage is that the card is read - write low efficiency frictional waste and short life, so that it ca n ' t guarantee the reliability of system for long term running

    隨著社會經濟和科技的發展,射頻卡技術越來越廣泛地應用於各種行業,特別是公共交通、無線通信、身份識別、金融交易和安全防衛等行業。過去,智能卡應用領域常採用磁卡或接觸式ic卡,但由於讀寫慢,易,使用壽命短,無法保證系統長期運行的可靠性和方便性。
  12. Well, the speedometer be worm out. we have to put in a new one

    嗯,了。我們得裝上一隻新的上去。
  13. Thereby measures for improvement are put forward : ( 1 ) adopting a small wheel to replace the steel ball of the ball type unit to ensure more reliable motion of the creeping device ; ( 2 ) applying expansible metallic ring replacing the step - by - step teeth on tooth type unit ; ( 3 ) fixing a sensor in the reversing device for obtaining the information of motion and wear of the creeping device

    為此,提出改進措施: 1 .對球型步進式清蠟器採用帶穿軸的小輪代替鋼球,可使爬行器運動更可靠; 2 .對齒型步進式清蠟器,採用可脹緊金屬環代替步進齒,金屬環依靠抽油機的沖程力脹大后使爬行器固定,反沖程力使金屬環縮小; 3 .將傳感器裝在換向器內,根據信號的時間間隔判斷爬行器的運行等情況。
  14. By means of orthogonal designing analysis shows that there are comparatively big influences on amount of wear affected by wearing time, diameters and distribution density of concave pits, and there are comparatively less influences on amount of wear affected by rotation speed and temperature

    通過正交設計分析表明,時間、凹坑直徑和分佈密量的影響較大,轉及溫量的影響較小。
  15. According to the relation between gear wear and its vibration, continuous wavelet transform is introduced to estimate the wear condition, the energy values of continuous wavelet on scale fit a spline which is much like that of the wear course of the gear

    最後,將基於連續小波變換的信號處理方法引入變箱齒輪的估計。根據信號的連續小波變換的能量譜對尺的積分值,擬合得到齒輪的過程曲線。
  16. Abstract : the paper analyzes the wear resistance and anti - adhesion of 20 and 45 steel formed in austenitic ion - nitrocarburising and comparisons to the general ion - nitrocarburising. the experiment shows that austenitization - nitrocarburising can be carried out at 590 700, its wear resistance and anti - adhesion is the best at 630 , the worst at 660 and anti - adhesion is the best at 630 , the worst at 660 and the mediate at 570 600. with the help of raising processing temperature properly and speeding up the process the wear behavior can be improved

    文摘:研究20鋼、 45鋼經奧氏體離子氮碳共滲后的耐性和抗咬合性,並與普通離子氮碳共滲后的作了比較,試驗表明:在570 700范圍內進行離子氮碳共滲后,其耐性和抗咬合性以630處理時為最佳, 660處理時最差,而570 600處理時則介於兩者之間,通過適當提高共滲溫,再提高滲,從而縮短共滲時間的同時,可以提高耐性能。
  17. It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion

    討論了飛灰性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的計算、煙氣走廊引起對流管束的機理、空氣動力參數對飛灰沖蝕的影響以及受熱面壁溫變化及煙氣成份對飛灰的影響等問題。接著提出了解決的措施:降低平均煙氣流;降低飛灰濃;使用鰭片管、螺旋翅片管代替光管;選擇合適的結構及排列方式,減少煙氣中so3的含量;提高受熱面壁溫使之大於煙氣的露點溫;採用抗腐蝕材料作受熱面等防腐蝕的措施。
  18. Endurance : applied to materials with moth ' s hardness below grade9, since the milling effect only involves the impact and collision among the grains rather than the collision with the wall

    1小,由於主要粉碎作用是粒子互相沖擊碰撞,高粒子與壁面很少碰撞,可適用粉碎莫氏硬高的物料。
  19. The use of cryogenic nitrogen gas jet to reduce the temperature of cutting zone and to avoid oxidation wear of tool in high speed milling titanium alloy was presented

    為降低切削區溫、防止刀具的氧化,提出在低溫氮氣射流條件下進行鈦合金的高銑削加工。
  20. 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信號,經過fft變換,分別得到每個信號的0 ~ 0 . 4倍嚙合頻率、 0 . 4 ~ 0 . 5倍嚙合頻率、 0 . 5 ~ 1倍嚙合頻率、 1倍嚙合頻率、 2倍嚙合頻率、 3倍嚙合頻率、 4倍嚙合頻率和大於4倍嚙合頻率幅值。
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