摩擦負荷 的英文怎麼說
中文拼音 [mócāfùhé]
摩擦負荷
英文
friction load-
Many survey data refer to mortal down load and sedimentation be produced due to the negative friction in pile foundation. the inequable sedimentation endanger the pile foundation greatly
國內外一些實測資料表明樁基礎在使用階段負摩擦力可能產生非常大的下拉荷載和沉降，尤其產生的不均勻沉降對基礎危害最大。1. 5 m in diameter ) were dispersed in n46 engine oil with different concentrations using ultrasonic respectively in order to study their tribological properties. the tribological experiments were carried out by mq - 800 four - ball tribometer and mm - 200 ring - on - block tribometer, in which extreme pressure properties, wear scan diameter, friction coefficient and wear volume loss were measured. the results showed that oil containing mos2 nanoparticles had a better wear resistance, friction - reducing and extreme pressure than the oil containing common mos2
將上述制備得到的納米二硫化鉬顆粒和普通二硫化鉬粉末（ 1 . 5 m ）以不同濃度分散在n46機械油中，在mq - 800四球摩擦磨損試驗機上考察它們的最大無卡咬負荷（ p _ b值） 、耐磨性能和摩擦系數；並在mm - 200摩擦磨損試驗機上，通過環?塊摩擦副，比較和分析了它們的摩擦學特性。In this thesis summarize how to avoid and deal with the negative friction in designing and using. researches indicate : ( 1 ) the negative friction in pile will lead to large number of down load in some designs. this friction must be considered in design to avoid the sedimentation and destroy in the building
研究結果表明： （ 1 ）在工程設計中，有些情況由於負摩擦力產生的下拉荷載數值相當大，在設計中應充分給予重視，以避免在使用中由於下拉荷載使樁的軸向荷載增加引起樁的沉降或不均勻沉降，而導致建築物的破壞。Because the strain sensor with high sensitivity is used to measure force, this apparatus has high resolution and measure precision
儀器採用高靈敏度應變傳感器測力的微負荷摩擦實驗方法，使微負荷摩擦測試系統具有較高的解析度和測試精度。A final tweak is new shift cables that have silicon grease coating the full length of the outer, for a 10 percent claimed reduction in shifting effort
最後一個改進是新的變速線：用硅油脂做表面處理的表面，據稱可以減少10 %的變速摩擦負荷。The carbon blade for air - compressor and petrol engines the carbon blade made of the new materials and developedrecently by magical with the advantages of long service life, strong capability of load resistance, and low factor of metal abrasion resistance so a lot of domestic manufacturers of air - compressor, petrol engine, etc have employed a great quantity
空壓機、汽油機刮片是令儀公司在最近幾年開發生產的一種使用壽命長、耐負荷能力強、具有良好的自潤滑性能、對金屬摩擦系數小的新材料刮片，在國內眾多空壓機、汽油機等行業許多廠家已大量應用。By testing some parameters, such as the maximum non - seizure load, the shape and diameter of wear scar, the friction factor, the nanometer caco3 particles " properties of extreme pressure, anti - wear and friction reduction have been tested and analyzed. the properties of the nanometer caco3 particles " tribology chemistry have been analyzed through x - ray photoelectron spectrum test. also the nanometer caco3 particles " mechanism of anti - wear and friction reduction has been studied systematically
通過測試最大無卡咬負荷、觀察磨斑表面形貌和測定磨斑直徑以及測試摩擦系數，對納米碳酸鈣粒子的極壓性能和抗磨減摩性能進行了分析和研究；通過xps測試對納米碳酸鈣潤滑油添加劑進行了摩擦化學的分析和研究，對于納米碳酸鈣粒子的抗磨減摩機理做了系統的分析。The further research in port engineering pile foundation is considered to be important of such as behavior and bearing capacity of laterally loaded single piles and pile groups, and the functional mode of wharf foundation pile under flood tide torrent, and load - deflection curve, and negative skin friction along the pile, et al. the bearing capacity and the negative skin friction of port engineering piles are analyzed, to satisfy port engineering development demand better
在港口樁基工程領域，港口工程水平承載（群）樁的工作性狀以及承載力計算方法，漲潮急流等動態荷載作用條件下碼頭基樁的受力性狀，樁的作用荷載與變位趨勢關系、樁的負摩擦等問題都要求作進一步的研究。本文致力於以港口工程樁基為主要研究對象，對港口工程（群）樁基水平承載力和負摩擦力進行研究，以更好地滿足港口工程建設需要。This thesis put forward a systemic method to settle the negative friction in project design. it includes when the negative friction must be consider, the zero position decided, count the down load, the negative friction group pile, the infection on end - bearing and sedimentation and stability, how to deal with in design to avoid the negative friction and how to solve when the negative friction produced
本文提出了在工程設計中如何處理樁基負摩擦力的方法，包括什麼情況下考慮負摩擦力、負摩擦力中性點位置的確定、樁基下拉荷載的計算、負摩擦力的群樁效應、負摩擦力對樁基豎向承載力和沉降的影響、設計施工中如何避免出現負摩擦力以及對已經出現的負摩擦力如何根治。分享友人