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\title{\large\bfseries ¸ßתËÙ·¢¶¯»úÖáÍßÓëÕýʱÁ´Ìõ²ÄÁÏÉè¼Æ²Î¿¼·½°¸}
\date{2026Äê4ÔÂ6ÈÕ}

\begin{document}

\maketitle

\begin{abstract}
±¾ÎÄ»ùÓÚ¶à³ß¶È²ÄÁ϶¯Á¦Ñ§Ä£ÐÍ£¨ºÏ½ð·½³ÌÓëλ´íÎïÀíͳһÀíÂÛ£©£¬Õë¶ÔÈü³µ¼¶¸ßתËÙ·¢¶¯»ú£¨°´¸ßÒªÇó¼°ÊʶÈÈßÓ࿼ÂÇ£¬Ä¿±êתËÙ18000 rpm£©Ìá³öÁËÖáÍßÓëÕýʱÁ´ÌõµÄ²ÄÁÏÉè¼Æ²Î¿¼·½°¸¡£Í¬Ê±²ÉÓñÊÕß¡¶¹¤³ÌϵͳµÝ¹é¿ØÖÆÀíÂÛ¡·ÖеÄÈý´ó½Ø¶Ï»úÖÆ£¨¾«¶È½Ø¶Ï¡¢¼¼Êõ½Ø¶Ï¡¢ÈÏÖª½Ø¶Ï£©¼°¹±Ï×¶È·ÖÎö·½·¨½øÐвÎÊýɸѡºÍÎó²îÔ¤Ëã·ÖÅä\cite{rc2026}¡£ºËÐÄÄÚÈݰüÀ¨£ºÖáÍßcu-pb-sn»ùÌåÅä·½£¨cu-10.5\%pb-3.4\%sn-0.15\%ag£©¼°ÌݶÈdlcÍ¿²ã£¬Á´Ìõ40crmovnb¸Ö£¨0.42\%c-1.0\%cr-0.22\%mo-0.18\%v-0.06\%nb£©¼°Éø·°+ÉîÀä´¦Àí¹¤ÒÕ¡£¸ø³öÁËÐÔÄÜÔ¤²âÓëÐԼ۱ȶԱȡ£\textbf{±¾ÎÄΪÀíÂÛÊÔË㣬ʵ¼ÊÓ¦ÓÃÐë¸ù¾Ý¾ßÌå·¢¶¯»ú¹¤¿ö²ÎÊýºÍʵÑéÑéÖ¤½øÐÐÐÞÕý¡£}
\end{abstract}

\section{Êг¡¼òÒª·ÖÎö}

¸ßÐÔÄÜĦÍгµ¼°Èü³µ·¢¶¯»ú¶ÔÖáÍߺÍÕýʱÁ´ÌõµÄ¼«ÏÞÐÔÄÜÒªÇóÈÕÒæÌá¸ß¡£µ±Ç°¹ú¼Ê¸ß¶ËÊг¡ÓÉking¡¢mahle¡¢did¡¢ekµÈÆ·ÅÆÖ÷µ¼£¬²úÆ·ÐÔÄÜÓÅÔ½µ«¼Û¸ñ°º¹ó¡£¹úÄÚ²úÆ·ÔÚÖеͶËÊг¡Õ¼ÓÅ£¬µ«ÔÚ³¬¸ßתËÙ£¨18000 rpmÒÔÉÏ£©¹¤¿öÏ´æÔÚÆ£ÀÍÇ¿¶È²»×㡢ĥËðÉ쳤ÂÊÆ«¸ßµÈ¼¼ÊõÆ¿¾±¡£±¾·½°¸¶¨Î»Îª¡°¸ßÐԼ۱ȵĶ¥¼¶ÐÔÄÜÉè¼Æ²Î¿¼¡±£¬Ö¼ÔÚΪÏà¹ØÑз¢ÌṩÀíÂÛÒÀ¾Ý¡£

\section{¼¼Êõ˵Ã÷}

\subsection{Éè¼ÆË¼Â·}

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\subsection{²ÎÊýɸѡ·½·¨£º¹±Ï×¶È·ÖÎöÓëÈý´ó½Ø¶Ï}

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\subsubsection{¹±Ï×¶È·ÖÎö}

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c_n = \left\| \frac{\partial q}{\partial s_n} \cdot s_n \right\|
\label{eq:contribution}
\end{equation}

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\subsubsection{Èý´ó½Ø¶ÏÓëÎó²îÔ¤Ëã·ÖÅä}

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\begin{equation}
\epsilon_{\text{×Ü}} = \epsilon_{\text{prec}} + \epsilon_{\text{tech}} + \epsilon_{\text{cog}}
\label{eq:budget_allocation}
\end{equation}

ÆäÖУº
- $\epsilon_{\text{prec}}$£º¾«¶È½Ø¶ÏÎó²îÔ¤Ë㣨¿ÉÁ¿»¯µÄºöÂÔ£©
- $\epsilon_{\text{tech}}$£º¼¼Êõ½Ø¶ÏÎó²îÔ¤Ë㣨µ±Ç°¼¼ÊõÎÞ·¨ÊµÏֵĿØÖÆÏ
- $\epsilon_{\text{cog}}$£ºÈÏÖª½Ø¶ÏÎó²îÔ¤Ë㣨δ֪ЧӦԤÁô£©

\subsubsection{±¾Éè¼ÆÖеÄÎó²îÔ¤Ëã·ÖÅä}

\textbf{×ÜÔÊÐíÎó²î$\epsilon_{\text{×Ü}}$}£ºÓÉÉè¼ÆÖ¸±êÈ·¶¨¡£±¾Éè¼ÆÖÐÖáÍßÄ¿±êÆ£ÀÍÇ¿¶È160 mpa£¬ÒªÇóÏà¶ÔÎó²î$\le 5\%$£¬¹Ê$\epsilon_{\text{×Ü}} = 160 \times 5\% = 8$ mpa¡£

\textbf{ÈÏÖª½Ø¶Ï$\epsilon_{\text{cog}}$}£º°´¹¤³Ì¹ßÀýÈ¡$\epsilon_{\text{×Ü}}$µÄ5\%-10\%\cite{rc2026}¡£±¾Éè¼ÆÈ¡8\%£¬¼´$\epsilon_{\text{cog}} = 0.64$ mpa¡£

\textbf{¼¼Êõ½Ø¶Ï$\epsilon_{\text{tech}}$}£ºÐèÓÉ»úе¹¤³Ìʦ¸ù¾Ýµ±Ç°¼¼ÊõÎÞ·¨ÊµÏֵĿØÖÆÏÈçԭλÓÍĤºñ¶È¼à²â¡¢ÄÉÃ×¼¶Í¿²ãÔÚÏß¼ì²âµÈ£©µÄDZÔÚÓ°Ïì½øÐйÀËã¡£\textbf{±¾´¦°´Ê¾ÀýÊý¾ÝÖ´ÐÐ}£¬Éè$\epsilon_{\text{tech}} = 2$ mpa£¨Ê¾ÀýÖµ£©¡£

\textbf{¾«¶È½Ø¶Ï$\epsilon_{\text{prec}}$}£ºÓÉʽ(\ref{eq:budget_allocation})¼ÆËãµÃ$\epsilon_{\text{prec}} = \epsilon_{\text{×Ü}} - \epsilon_{\text{tech}} - \epsilon_{\text{cog}} = 8 - 2 - 0.64 = 5.36$ mpa£¨Ê¾ÀýÖµ£©¡£

\textbf{˵Ã÷}£ºÒÔÉÏ$\epsilon_{\text{tech}}$ºÍ$\epsilon_{\text{prec}}$µÄ¾ßÌåÊýÖµ¾ùΪʾÀý£¬Êµ¼Ê·ÖÅäÐèÓÉ»úе¹¤³Ìʦ¸ù¾Ý¾ßÌåÉ豸Ìõ¼þ¡¢²âÁ¿ÄÜÁ¦ºÍ¹¤ÒÕ²ÎÊýÖØÐ¼ÆËã¡£

\subsubsection{±¾Éè¼ÆÖеűÏ׶ȼÆËã½á¹û}

\begin{table}[h]
\centering
\caption{ÖáÍß²ÎÊý¹±Ï×¶È·ÖÎö£¨Ê¾ÀýÊý¾Ý£©}
\label{tab:bearing_contribution}
\begin{tabular}{lccc}
\toprule
²ÎÊý & ±ê³ÆÖµ & $\partial q/\partial p$ & $c_n$ \\
\midrule
¹ÌÈÜÎÂ¶È & 780¡æ & 2.0 mpa/¡æ & 1560 \\
ʱЧÎÂ¶È & 480¡æ & 1.5 mpa/¡æ & 720 \\
pbº¬Á¿ & 10.5\% & 12.0 mpa/\% & 126 \\
¹ÌÈÜʱ¼ä & 1.5 h & 30 mpa/h & 45 \\
ÀäÈ´ËÙÂÊ & 6000 k/s & 0.008 mpa/(k/s) & 48 \\
snº¬Á¿ & 3.4\% & 8.0 mpa/\% & 27 \\
dlcºñ¶È & 524 nm & 0.07 gpa/nm & 37 \\
agº¬Á¿ & 0.15\% & 15.0 mpa/\% & 2.25 \\
\bottomrule
\end{tabular}
\end{table}

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\subsection{ÖáÍßÅä·½Ó빤ÒÕ}

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\boxed{\text{cu-10.5\%pb-3.4\%sn-0.15\%ag}}
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    \item ×ܺñ¶ÈÔ¼1.05 $\mu$m£¬Ó²¶ÈÌݶÈ2¡ú35 gpa
\end{itemize}

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\begin{table}[h]
\centering
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king xp & ͭǦ+ni+pmaxblack® & $\sim$140 & 16000-17000 & 120 & 1.17 \\
mahle & ͭǦ+pvdÍ¿²ã & $\sim$150 & $\sim$18000 & 150 & 1.00 \\
\textbf{±¾·½°¸} & cu-10.5pb-3.4sn-ag+ÌݶÈdlc & \textbf{160} & \textbf{19000(ÀíÂÛ)} & \textbf{90} & \textbf{1.78} \\
\bottomrule
\end{tabular}
\end{table}

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did & dhaÉø¸õ+ʵÐijÄÌ× & 33-43 & ¡ª & 150 & 2.53 \\
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\textbf{±¾·½°¸} & 40crmovnb+Éø·°+ÉîÀä & $\ge$\textbf{28} & $<$\textbf{0.25} & \textbf{60} & \textbf{4.67} \\
\bottomrule
\end{tabular}
\end{table}

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\begin{thebibliography}{99}
\bibitem{rc2026} ±ÊÕß. ¹¤³ÌϵͳµÝ¹é¿ØÖÆÀíÂÛ. ¹¤×÷ÂÛÎÄ, 2026.
\bibitem{king2025} king engine bearings. pmaxblack® coating technology, 2025.
\bibitem{mahle2019} mahle china. cylinder components product portfolio, 2019.
\bibitem{did2025} did corporation. high performance racing chain specifications, 2025.
\bibitem{ek2025} ek chain. srx sport series drive chain specifications, 2025.
\end{thebibliography}

\end{document}
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