four ball machine 中文意思是什麼

four ball machine 解釋
四球式潤滑油潤滑性能評定機
  • four : n 1 四人小組;(套在車上的)四匹馬。2 四的記號;(骰子的)四點;(鐘點的)四時;四歲。3 〈pl 〉 ...
  • ball : n 鮑爾〈姓氏〉。n 1 球;球狀物。2 球戲,(特指)棒球;【棒球】壞球 (opp strike) 3 【軍事】子彈...
  • machine : n 1 機(器),機械;機關,機構。2 印刷機器;縫紉機;打字機;汽車;自行車;三輪車;飛機;〈美俚〉...
  1. Verification regulation of four - ball friction testing machine

    四球摩擦試驗機檢定規程
  2. This paper introduces the ball lapping model of spring - loading lap tools for the four shafts ball - lapping machine and explains the small tendence mechanism of the ball roundness error using the effets of cutting high points and homogenization lapping error

    摘要從建立四軸球體研磨機彈簧加壓球體研磨的力學模型入手,運用高點切削作用機制和誤差均勻化效應,解釋了球體圓度誤差趨小化研磨機理。
  3. This paper describes the structure and kinematic parameters for the uniform lapping of the four shafts ball - lapping machine using analytical and graphical methods, and establishes full conditions of the uniform lapping on requring equal pressure and velocity of four lap tools

    根據四軸球體研磨機的球體研磨原理,由實現球體均勻研磨所需的壓力和速度條件,對該機的結構參數和運動參數進行了解析和圖解分析,建立了實現球體均勻研磨的充分必要條件。
  4. Test method for determination of the coefficient of friction of lubricants using the four - ball wear test machine

    用四球磨損試驗機測定潤滑油摩擦系數的試驗方法
  5. Standard test method for determination of the coefficient of friction of lubricants using the four - ball wear test machine

    用四球磨損試驗機測定潤滑劑摩擦系數的標準試驗方法
  6. In this paper, the structure characteristics and lubricating theory of teflon is studied, and tribology capability of teflon is researched on four - ball machine, and the serviceability and development of teflon used as lubricant additive is discussed

    摘要研究了固體潤滑劑聚四氟乙烯的結構特徵和潤滑原理,使用四球摩擦試驗機研究了聚四氟乙烯的摩擦學性能,探討了聚四氟乙烯作為潤滑添加劑的應用現狀與發展前景。
  7. The management, equipments and technology of first level, the plant produces taper crusher, mandibles crusher, ball mill, single roll crusher, double gear roll crusher, double roll crusher, four roll crusher, fight back style crusher, rotary furnace, grade machine etc. cement, smelting, dresser

    工廠以一流的管理,一流的設備,一流的技術,生產各種規格型號的圓錐破碎機、鄂式破碎機、球磨機、雙輥破碎機、四輥破碎機、圓磨機、反擊式破碎機、回轉窯、分級機等冶金、選礦設備
  8. The article developed the self - compensation repairing lubrication additives which endowed with new function to old lubrication oils according to the theory of self - compensation repairing theory by aided financially from china nature science fund ( ratification number : 59975039 ). the first, the article studied the tribological effect of several kinds of lubrication additives by single - phase, two - phase and three - phase mixture by four - ball machine. the article studied the effect of the mixture ratio and the additive concentration on tribological effect - antifriction, wear - resisting and bearing capacity

    論文首先以四球法,對新合成的幾種潤滑添加劑的單相和雙相、三相復配后的摩擦學特性進行了較系統地研究,研究了復配比例和添加量等對其摩擦學性能?減摩、耐磨、承載性能的影響,在此基礎上優選了es12和esm122兩種潤滑添加劑,對其進行了較系統的磨損自補償修復效應及其摩擦學效應研究和對四種成品潤滑油的適應性研究,並對摩擦表面的自補償膜進行了紅外光譜分析。
  9. The tribological characteristics of ultrafine ws2 powders added in engine oil have been investigated by four - ball machine test, and compared with chloroparaffins ( t302 ) and molybdenum disulphide ( mos2 ), and meanwhile we have analyzed the tribochemical species of the worn surface by means of x - ray photoelectron spectroscope ( xps ), to research the lubricating mechanism of ws2

    摘要採用四球摩擦實驗機對二硫化鎢超細粉末在發動機油中的摩擦學性能進行了研究,並與添加劑氯化石蠟和二硫化鉬進行了比較,同時用x射線光電子能譜儀對磨痕表面元素進行分析,以探討二硫化鎢的潤滑機理。
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