磨耗系數 的英文怎麼說
中文拼音 [móhàoxìshǔ]
磨耗系數
英文
abrasion coefficient- 磨 : 磨動詞1 (摩擦) rub; wear 2 (研磨) grind; mull; polish 3 (折磨) grind down; wear down [out]:...
- 耗 : Ⅰ動1 (減損; 消耗) consume; cost 2 [方言] (拖延) waste time; dawdle Ⅱ名詞1 (壞的音信或消息) ...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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Results : all the five indexes ( dental attrition, contact area, the index of dentine marrow cavity, the thickness of cementum of root, the diaphaneity of dentine of root ) revealed a highly interrelated relationship with age. regression height was significant when the multiple regression equation, which was formulated with these five indexes and age and used to judge the age was statistically analyzed
結果:牙齒的磨耗、接觸區面積、牙本質髓室指數、根尖牙骨質的厚度、根尖牙本質透明均反映出與年齡高度相關關系,用這5個指標與年齡所建立的判別年齡的多元回歸方程經統計學分析,回歸高度顯著。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損害性能,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磨耗層( ogfc )混合料。Using vogel ' s wear index as the rail side wear index, the paper analyzes the side wear variations of rail head when the parameters in the wheel / rail system vary, analyzes the influences of track irregularity on rail uneven wear on gauge corner emphatically. this paper analyzes the rail side wear dates measured by track division of shan hai guan since 1990, then gains the relationship between side wear and traffic volume and sums up the characteristics and regularities in the formation and development of side wear. in the end, some measures for regarding the side wear on curves are put forward
從輪軌摩擦、輪軌接觸幾何關系、輪軌接觸應力和輪軌蠕滑等方面對鋼軌側面磨耗機理進行了探討,從軌道幾何參數、機車車輛運營條件等方面對鋼軌側面磨耗的影響因素進行了重點分析和總結;應用輪軌系統動力學,建立了輪軌空間耦合振動時變模型,採用vogel側磨指數作為鋼軌側磨指標,系統分析了輪軌參數變化的情況下,軌頭側面磨耗的變化規律,重點分析了軌道不平順對鋼軌不均勻側磨的影響;對山海關工務段1990年以後現場測得的曲線鋼軌側磨數據進行了分析,通過擬合得到了鋼軌側磨量與運量的關系曲線,並總結了曲線上股鋼軌側面磨耗的特徵和發生、發展規律;最後提出了一些減緩曲線鋼軌側面磨耗的措施。Abstract : based on two important factors of influencing efficiency of ball mill. - revolution speed and feed size, the paper studies internal regulation actting on energy consumption of ball mill, establishes a mathematical model for the optimization of low energy consumption ball mill system
文摘:從影響球磨機效率的兩個重要因素? ?轉速和物料的入磨細度著手,研究其與球磨機能耗之間的內在規律.通過粉磨試驗,建立了相應的數學模型,為低能耗球磨系統的優化提供了依據This paper faces the rut to make the classification to the asphalt pavement, the applied mathematics formula analysis method did the detailed introduction different from system analysis, at the same time the structure type and the wear rut to also made to elaborate, analysis to the concrete influence factor that various rut formation and become the mechanism, end basis rut form to put forward the homologous prevention and cure measure towards mainly lose stability type rut from the manifestation, the formation mechanism and the influence factor, thus contributing to guiding the engineering fulfillment, the economy construction funds
摘要本文對瀝青路面車轍作了分類,應用數學公式分析方法對主要的失穩型車轍從表現形式、形成機理以及影響因素方面做了詳細介紹和系統分析,同時對結構型及磨耗型車轍也作了闡述,分析給出了各種車轍形成的具體影響因素和形成機理,最後根據不同的車轍形式提出了相應的防治措施。Gloss. color. tensile strength. yield tensile strength flexural rigidity. flexural. elasticity. lmpact resistance. coating thichness. coating hardness. adhesion lmpact. abrasion. chemical resistance. cosfficicent of linear. thermal expan - sion thermal transmission properties. hdt
光澤.顏色.拉伸強度.屈服抗拉強度.彎曲強度.彎曲模量.抗沖擊性.塗膜厚度.硬度.附著力.耐沖擊.耐磨耗性.耐化學性.熱膨脹系數.熱傳導系數.熱變形溫度The implementation of the systam should not increase the driver ' s operation items, not change driver ' s origina1 operation habit and the vehicle ' s previous moving 1ap at the sajne time cooperate with the engine reasonab1y. according to the real circumstances the automatic contro1 system conands the change and intensity of energy drawing back and re1easing at the right monent. the procedure of contro1 takes the cirivers intention as topic, the real parajneters as basis, in order to raise motive force, reduce oi1 consmption
系統實現不增加駕駛人員的操作項目,不改變原來的操作習慣以及原車輛的運動規律,並根據實際情況適時控制能量回收與釋放的轉換,適度控制能量回收與釋放的強度,控制過程以駕駛人員操作意圖為前題,以實際運行參數為依據,以提高動力性,降低油耗、排放,減少磨損為目標。General used rubber board, outer : green ; inner : dark green, wearable, aging - proof, deformation - proof, oil - proof, bending - proof, strong tensile stress, dimension stability, friction factor agreeable
普通膠板,外層:綠內層:墨綠,耐磨耗,耐老化,變形小,耐油,耐抗繞,抗張強度好,尺寸穩定,有合適的摩擦系數。分享友人