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\title{Jaz-drive HOWTO}
\author{×÷Õß£ºHerbert S. DaSilva\\ 
ÒëÕß£ºÕÔÆ½Íû  tchao@worldnet.att.net}
\date{v1.8, 12 January 2000  ·­ÒëÈÕÆÚ£º2000Äê1ÔÂ21ÈÕ}
\abstract{Õâ·Ý HOWTO µÄÄÚÈÝÊÇËµÃ÷ÔÚ Linux ÏµÍ³ÖÐÉèÖÃºÍÊ¹ÓÃ 1GB ºÍ 2GB Á½ÖÖÈÝÁ¿´ÅÆ¬µÄ Iomega Jaz ´Åµú»úµÄ·½·¨}


\begin{document}
\maketitle
\tableofcontents

\section{µ¼ÑÔ\label{µ¼ÑÔ}}

Iomega ¹«Ë¾Éú²úµÄ Jaz ´Åµú»úÊÇÒ»ÖÖÊ¹ÓÃÊ±¿ÉËæÊ±¼Ó×°µ½µçÄÔµÄ´Åµú»ú£¬Æä´ÅÆ¬ÈÝÁ¿·Ö 1Gb »ò 2Gb Á½ÖÖ¡£Jaz ´Åµú»úÓë Zip ´Åµú»ú²»Í¬£¬²»ÂÛÊÇÄÚÖÃ»òÍâ¹ÒÁ½ÖÖ»úÐÍ¶¼Ê¹ÓÃ SCSI ½Ó¿Ú£¬
Òò´ËÒªÊ¹ÓÃÕâÖÖ´Åµú»ú¾ÍµÃÊ¹ÓÃ SCSI ²å¿¨ºÍÏàÓ¦µÄÇý¶¯³ÌÐò¡£


\subsection{Ð÷ÂÛ\label{Ð÷ÂÛ}}

Õâ·Ý HOWTO ÎÄ¼þÖÐµÄ´ó²¿·ÖÄÚÈÝÊÇÔ­×÷Õß Bob Willmot£¨\nameurl{mailto:bob@willmot.com}{bob@willmot.com}£©µÄ×÷Æ·¡£ËûÊÕ¼¯²ÄÁÏ£¬²»¶Ï³äÊµÄÚÈÝ£¬²¢Ò»Ö±Ôö¶©µ½1.6°æ¡£´ËÍâ£¬ÎªÕâ·Ý
HOWTO Ìá¹©Òâ¼ûºÍ×ÊÁÏµÄ»¹ÓÐÒÔÏÂÈËÔ±£º

\begin{itemize}
\item Grant Gunther, grant@torque.net
\item Tom Poindexter, tpoindex@nyx.net
\item Todd Woods, woods@cs.uiowa.edu
\item Richard B. Melrose, rbm@math.mit.edu
\item Phil Howard, phil@charon.milepost.com
\item Rick Niess, rniess@ocean.st.usm.edu
\end{itemize}



\subsection{×îÐÂ°æ±¾}

ÔÚÎÒµÄÍøÒ³ \nameurl{http://www.ultranet.com/~hsd/HOWTO/}{http://www.ultranet.com/\~{}hsd/HOWTO/} ÉÏ´æ·ÅÁËÕâ·ÝÎÄ¼þµÄ×îÐÂ°æ±¾£¬´æÓÐÈýÖÖ¸ñÊ½£¬
·Ö±ðÎªÊÊì¶´Óä¯ÀÀÆ÷ÔÄ¶ÁµÄ HTML ¸ñÊ½¡¢ÊÊì¶´òÓ¡µÄ PostScript ¸ñÊ½ºÍ SGML µÄÔ­Ê¼ÎÄ±¾¸ñÊ½¡£ÔÚ
LDP µÄÖ÷Ò³ÉÏ»¹¿ÉÕÒµ½Õâ·Ý HOWTO µÄÆäËû¸÷ÖÖ¸ñÊ½ÎÄ±¾ \nameurl{http://www.linuxdoc.org/}{http://www.linuxdoc.org/}


\subsubsection{°æ±¾ÄÚÈÝµÄÑÝ±ä}

2000Äê1ÔÂ12ÈÕµÚ1.8°æ
\begin{itemize}
\item ÐÞ¸Ä´íÎóµÄÍøÖ·
\item ½øÒ»²½ËµÃ÷ 2Gb ´Åµú»úµÄ jaztool ´úÂë
\end{itemize}


1999Äê11ÔÂ18ÈÕµÚ1.7°æ
\begin{itemize}
\item ×ª»»Îª SGML ¸ñÊ½
\item Ôö¼Ó 2Gb ´Åµú»úµÄ×ÊÁÏ
\item Ôö¼Ó fstab µÄÊ¹ÓÃÊµÀý
\item ÔöÉ¾ÈóÉ«Ò»°ãÄÚÈÝ
\end{itemize}


Çë½«ÄúµÄÆÀÂÛ/½¨Òé/Ö¸Õý¼Ä½»£º
Herb DaSilva \nameurl{mailto:hsd@ma.ultranet.com}{at Home}»ò£¨
Èç¹û{\itshape ÕæµÄ±ØÐë\/}Ñ¸ËÙµÃµ½´ð¸²£©\nameurl{mailto:herb@aoainc.com}{at Work}.


\subsection{°æÈ¨ºÍÉÌ±ê}

°æÈ¨ÉùÃ÷\copyright{}£»2000£¬1999 Herbert S. DaSilva

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\item ²»ÂÛÊÇÈ«ÎÄ»ò²¿·Ö×ªÔØµÄÎÄ±¾¶¼ÐèÔØÁÐ°æÈ¨ÉùÃ÷ºÍÕâ·ÝÊÚÈ¨Êé¡£
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\item ÈçÖ»×÷ÉÙÁ¿ÒýÊö£¬ÎÞÐèÊÂÏÈ»ñµÃ×÷ÕßÍ¬Òâ£¬µ«Ó¦ÊÊµ±ËµÃ÷ÒýÎÄ³ö´¦¡£
\end{itemize}


Ñ§Êõ½ç²»ÊÜ´ËÏÞ£ºÇëÏò×÷Õß²éÑ¯Ï¸½Ú¡£ÕâÐ©ÏÞÖÆÊÇÎªÁË±£»¤ÎÒÃÇ×÷Õß£¬¶ø²»ÊÇÒªÏÞÖÆ´ó¼ÒÊ¹ÓÃ
¡£ËùÓÐ´úÂë¾ù¸ù¾ÝGNUµÄÒ»°ãÐí¿ÉÖ¤µÄ¹æ¶¨¿ÉÒÔÄäÃûFTPµÄ·½Ê½´Ó\nameurl{ftp://prep.ai.mit.edu/pub/GNU/COPYING}{GNU ÎÄµµ¿â}ÏÂÔØ¡£


\subsection{ÖÂÐ»}

¸ÐÐ» Stephan Burlot£¬stephan.burlot@edicom.ch Ö¸³öÓÃÓÚ 2Gb ´Åµú»ú jaztool ÐÞ²¹Èí¼þµÄ´íÎóÖ®´¦£¨»òËµÃ÷²»ÇåÖ®´¦£©¡£ÔÚ´Ë 1.8 °æÖÐ¶Ô´Ë×÷ÁË¸üÕý¡£

¸ÐÐ»Mark F. KomarinskiÏÈÉú±àÐ´µÄ"HOWTO-HOWTO"


\section{Jaz ´Åµú»úµÄÓ²¼þ}


\subsection{Jaz ´Åµú»ú}

Jaz ´Åµú»úÊÇÒ»ÖÖÊ¹ÓÃ SCSI ½Ó¿ÚµÄ×°ÖÃ¡£Íâ¹ÒÊ½µÄ Jaz ´Åµú»úÊ¹ÓÃ 50-Õë SCSI-2 ÐÍ
½Ó¿Ú¡£ÄÚÖÃÊ½ Jaz ´Åµú»úÊ¹ÓÃ 3-1/2 ¡õ 50-ÕëµÄ½Ó¿Ú¡£

ÄÚÖÃÊ½ºÍÍâ¹ÒÊ½Á½ÖÖ Jaz ´Åµú»ú»¹·Ö±ðÓÐÁ½ÖÖ»úÐÍ£¬·Ö±ðÊ¹ÓÃÈÝÁ¿Îª 1Gb »ò 2Gb µÄÁ½ÖÖ´ÅÆ¬¡£Òò´Ë£¬
´Ó²úÆ·µÄÁ¢³¡»®·Ö£¬ÊÐ³¡ÉÏ¹²ÓÐËÄÖÖ²»Í¬µÄ Jaz ´Åµú»ú¿É¹©Ñ¡ÓÃ¡£


\subsection{Jaz ¡°´ÅÆ¬¡±}

Jaz´ÅÆ¬ÊÇÒ»ÖÖ±âÐÎºÐÊ½×°ÖÃ£¬ºÐÄÚ´æÓÐÈýÆ¬ 3.5 ¡õÉÏÏÂÖØµþµÄ´ÅÆ¬×÷Îª´æ´¢Êý¾ÝµÄÃ½½é¡£
ºóÎÄÌáµ½ºÐÊ½×°ÖÃ»ò´ÅÆ¬Ê±¾ùÖ¸ÓÃÓÚ Jaz ´Åµú»úµÄÕâÖÖ´æ´¢Ã½½é¡£

ÈÝÁ¿·Ö±ðÎª 1Gb ºÍ 2Gb µÄÕâÁ½ÖÖºÐÊ½ Jaz ´ÅÆ¬µÄÍâÐÍ·Ç³£ÏàËÆ£¬µ«Êµ¼ÊÉÏÕâÁ½ÖÖ´ÅÆ¬È´ÓÐÐ©²î±ð£¬
Ê¹ÈÝÁ¿ 2Gb µÄ´ÅÆ¬²»ÄÜÍêÈ«²åÈëÊ¹ÓÃ 1Gb ´ÅÆ¬µÄ Jaz ´Åµú»ú¡£
ÏÔ¶øÒ×¼û£¬ÈÝÁ¿ 2Gb µÄ´ÅÆ¬²»ÄÜÓÃÓÚ¶Á´æ 1Gb ´ÅÆ¬µÄ´Åµú»ú¡£

µ«ÊÇÊ¹ÓÃ 2Gb ´ÅÆ¬µÄ Jaz ´Åµú»ú¿ÉÒÔ¶Á´æºÍ¸ñÊ½»¯ 1Gb ºÍ 2Gb Á½ÖÖ Jaz ´ÅÆ¬¡£


\subsection{Jaz Jet ½Ó¿Ú²å¿¨}

Iomega ¹«Ë¾³öÊÛµÄ SCSI ½Ó¿Ú²å¿¨³ÆÎª Jaz Jet¡£²»¹ýÕâÖÖ½Ó¿Ú²å¿¨Ê¹ÓÃµÄ SCSI ¾§Æ¬×éÖÁÉÙÓÐÁ½ÖÖ¡£
Òò´Ë£¬Jaz Jet ²»¼ûµÃÊÇ½Ó×° Jaz ´Åµú»ú×îÀíÏëµÄ²å¿¨¡£ÒªÊ¹ÓÃ Jaz ´Åµú»úµ¹²»ÈçÑ¡ÓÃ{\itshape ÒÑ¾­È·Öª\/}µÃµ½ Linux Ö§³ÖµÄ SCSI ²å¿¨£¨¼ûÏÂ½Ú£©¡£



ÔÚ Jaz Jet ²å¿¨ÖÐ£¬ÓÐÒ»ÖÖ²å¿¨Ê¹ÓÃ Adaptec 7800 ÏµÁÐµÄ²úÆ·¡£Linux 2.0 ÏµÍ³µÄ aic7xxx Çý¶¯³ÌÐò¶ÔÕâÏµÁÐµÄ²úÆ·Ìá¹©Ö§³Ö¡£Ä¿Ç°¶àÊý Linux Ìá¹©µÄÄÚºË¶¼ÒÑÖ§³Ö 2.x SCSI ²å¿¨¡£

ÆäËû²å¿¨Ê¹ÓÃ Advanced Systems Éú²úµÄ¾§Æ¬×é¡£ÕâÖÖ²å¿¨ÔÚ Linux Æô¶¯Ê±Ìá¹©ÏÂÁÐÐÅÏ¢£º

{\ttfamily Jaz Jet PCI SCSI adapter Copyright Advanced Systems 1996}

¸ù¾ÝÊ¹ÓÃµÄ Linux °æ±¾µÄ²»Í¬£¬¿ÉÄÜ±ØÐèÖØ½¨ÄÚºË£¨Ê¹ÓÃ CONFIG\_SCSI\_ADVANSYS 
Éè¶¨²ÎÊý£©²ÅÄÜÊ¹ÓÃÕâÖÖ²å¿¨¡£

ÎÒ²»Ï²»¶Ã°È»¹ºÂò²»Ò»¶¨µÃµ½ Linux ÏµÍ³Ö§³ÖµÄ²úÆ·£¬ÒÔÃâÊÂáááá»Ú¡£Òò´Ë£¬Èç¹ûÎÒÂò SCSI 
²å¿¨£¬±Ø»áÑ¡¹ºÐÅÓþ¿É¿¿µÄ¹«Ë¾Éú²úµÄ 50-ÕëµÄ SCSI ²å¿¨£¬È·ÖªÕâ¸ö²úÆ·±Ø»áµÃµ½ Linux µÄÖ§³Ö¡£


\subsection{ÆäËû SCSI ²å¿¨}

ÊÐ³¡ÉÏ»¹ÓÐÒ»ÖÖ 68-Õë½Ó¿ÚµÄ Ultra-Wide SCSI ²å¿¨¡£ÕâÖÖ²å¿¨¿ÉÓÃÓÚ Jaz ´Åµú»ú£¬µ«¼Û¸ñ°º¹ó£¬
Í¬Ê±»¹ÐèÁí¹º²å×ùºÍÅÅÏß¡£Òò´Ë£¬Èç¹ûÖ»ÊÇÎªÁËÊ¹ÓÃ Jaz ´Åµú»ú¹ºÂò SCSI ²å¿¨£¬
×îºÃ»¹ÊÇ¹ºÂò¿¨ÉÏÓÐ 50-Õë½ÓÍ·µÄ SCSI ¿¨±È½ÏÊ¡ÊÂ¡£

ÔÚ¸÷ÖÖ SCSI ²å¿¨ÖÐ£¬ÎÒ±È½ÏÏ²»¶ AHA-2930U - Ëü¼Û¸ñ±ãÒË¡¢ËÙ¶È¿ì£¬Jaz 
´Åµú»ú¿ÉÖ±½Ó½ÓÉÏËù¸½µÄÅÅÏßÊ¹ÓÃ£¬²»·¢Éú²åÍ·²»·ûµÄÎÊÌâ¡£²»¹ý£¬Linux
×î½ü²Å¶ÔÕâÖÖ SCSI ¿¨Ìá¹©Ö§³Ö£¬ËùÒÔ£¬³ý·ÇÊ¹ÓÃ 2.2.x ÄÚºË£¬·ñÔòÒ²ÎÞ·¨Ê¹ÓÃÕâÖÖ²å¿¨¡£Ä¿Ç°ÒÑÓÐ
patch ÐÞ²¹ 2.0.36 ÄÚºË£¬Ê¹ÕâÖÖÄÚºËÖ§³ÖÕâÐÍ²å¿¨¡£
AHA-2940U ÐÍ²å¿¨Ò²¿ÉÓÃÓÚ Jaz ´Åµú»ú£¬Linux Ö§³ÖÕâÀà²å¿¨µÄÊ±¼äÒ²±È½Ï³¤£¬Ö»ÊÇËüµÄ¼Û¸ñ±È½Ï°º¹ó¡£


\subsection{ÄÚºËÇý¶¯³ÌÐòµÄÎÊÌâ}

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ÄÚºËÖ§³ÖÕâÖÖ²å¿¨¡£Ðí¶àÉú²úÉÌ£¨Adaptec ¹«Ë¾¾ÍÊÇÆäÖÐÖ»Ò»£©Éú²úÐí¶àÐÍºÅ·Ç³£{\itshape ÀàËÆ\/}µÄ²å¿¨£¬
µ«ÕâÐ©²å¿¨È´Ê¹ÓÃ{\itshape ÍêÈ«²»Í¬\/}¾§Æ¬×é£¬Òò´Ë£¬
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ÉèÖÃ Linux ÄÚºËÊ¹ÆäÄÜ¹»ÔËÐÐ SCSI ¿¨Éæ¼°¸÷ÖÖÎÊÌâ¡£
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/usr/src/linux/Documentation/ Ä¿Â¼¡£Èç¹ûÕÒ²»µ½ÕâÐ©ÎÄµµ£¬¿´¿´ÔÚ°²×° Linux Ê±ÊÇ·ñÒÑ¾­¼Ó×°ÁË¹Øì¶ÄÚºË×é¼þµÄÔ­Ê¼ÎÄ¼þ¡£

·ñÔò»¹¿É²éÑ¯
\nameurl{http://metalab.unc.edu/mdw/HOWTO/Kernel-HOWTO.html}{ Brian Ward µÄ Kernel-HOWTO}


\section{µçÄÔÈ·ÈÏÒÑ°²×° Jaz ´Åµú»ú}


\subsection{Power-On ²âÊÔ}

°²×° SCSI ¿ØÖÆÈí¼þºó£¬µçÄÔÔÚÆô¶¯ÔËÐÐ²Ù×÷ÏµÍ³Ç°»áÊ×ÏÈÈÃ SCSI ¿ØÖÆÆ÷¼ì²é SCSI ×ÜÏß£¬
²éÑéµçÄÔ¼Ó×°ÁËºÎÖÖ SCSI Éè±¸¡£

Èç¹û SCSI ²å¿¨°²×°ÕýÈ·£¬²¢ÇÒ Jaz ´Åµú»úÒ²Óë²å¿¨Á¬½Ó£¬Ôò¿ª»úºóÓ¦ÔÚµçÄÔÆÁÄ»ÉÏ¿´µ½×°ÓÐ
"Iomega Jaz 1GB" »ò "Iomega Jaz 2GB" µÄÐÅÏ¢¡£

Èç¹ûÆÁÄ»ÉÏÃ»ÓÐÕâÏîÐÅÏ¢£¬ÄÇ¾ÍÃ»ÓÐÀíÓÉ¼ÌÐøÔËÐÐ²Ù×÷ÏµÍ³¡£¹ØµôµçÄÔºÍ Jaz 
´Åµú»úµÄµçÔ´£¬Öð²½½øÐÐ¼ì²é¡£Ç§Íò²»Òª·Å¹ýÅÅÏß£¬°Î³öÃ¿ÌõÅÅÏß£¬
¼ì²é²åÍ·ÄÚµÄ²åÕëÓÐ·ñÍäÇú¡£
°Ñ²åÍ·ÖØÐÂ²å»Ø²å×ù£¬¼ì²é²åÍ·ºÍ²å×ùÊÇ·ñÃÜºÏ¡£Èç¹ûµçÄÔÄÚÓÐ¶à¸öSCSI
Åä¼þ£¬Îñ±ØÉè¶¨Ã¿¸öÅä¼þµÄ SCSI ±êºÅ£¬Ê¹Æä¸÷²»ÏàÍ¬£¬²¢ÔÚ SCSI
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Èç¹ûÔÚ Power-on ¼ìÑéÊ±ÏÔÊ¾µçÄÔÄÚ×°ÓÐ Jaz ´Åµú»ú£¬Ôò°²×°´Åµú»úµÄ¹¤×÷ÒÑ¾­Íê³ÉÁËÒ»°ë¡£


\subsection{Æô¶¯}

Linux Æô¶¯Ê±£¬SCSI Çý¶¯³ÌÐòÓ¦ÏÔÊ¾µçÄÔÄÚ SCSI ²å¿¨µÄÐÅÏ¢£¬²¢±êÊ¾ SCSI 
×ÜÏßÉÏ°²×°ÁËºÎÖÖÉè±¸¡£

ËæÖø°²×°µÄÇý¶¯³ÌÐòºÍ SCSI ²å¿¨µÄ²»Í¬£¬Æô¶¯ÐÅÏ¢Ò²¸÷²»ÏàÍ¬¡£ÔÚÆô¶¯Ê±£¬ËùÓÐÐÅÏ¢¶¼¼ÍÂ¼ÔÚ
/var/log/messages £¨»ò/var/adm/messages£©ÎÄµµÄÚ£¬Í¬Ê±Ò²ÏÔÊ¾ÔÚÆÁÄ»ÉÏ¡£´ËÍâ£¬
Ê¹ÓÃ {\ttfamily dmesg} Ö¸ÁîÒ²¿É¸´²éÉÏ´ÎÆô¶¯Ê±ÏÔÊ¾µÄÐÅÏ¢¡£

ÏÂÃæÁÐ³öÊ¹ÓÃ Adaptec 2940 SCSI ²å¿¨Ê± 2.0.36 ÄÚºËÏÔÊ¾µÄÐÅÏ¢£¨Ê¹ÓÃ aic7xxx Çý¶¯³ÌÐò£©£º

\begin{verbatim}
    (scsi0) <Adaptec AHA-2940A Ultra SCSI host adapter> found at PCI 14/0
    (scsi0) Narrow Channel, SCSI ID=7, 3/255 SCBs
    (scsi0) Warning - detected auto-termination
    (scsi0) Please verify driver detected settings are correct.
    (scsi0) If not, then please properly set the device termination
    (scsi0) in the Adaptec SCSI BIOS by hitting CTRL-A when prompted
    (scsi0) during machine bootup.
    (scsi0) Cables present (Int-50 NO, Ext-50 YES)
    (scsi0) Downloading sequencer code... 419 instructions downloaded
    scsi0 : Adaptec AHA274x/284x/294x (EISA/VLB/PCI-Fast SCSI) 5.1.2/3.2.4
           <Adaptec AHA-2940A Ultra SCSI host adapter>
    scsi : 1 host.
      Vendor: iomega    Model: jaz 2GB           Rev: E.17
      Type:   Direct-Access                      ANSI SCSI revision: 02
    Detected scsi removable disk sda at scsi0, channel 0, id 4, lun 0
    scsi : detected 1 SCSI disks total.
    (scsi0:0:4:0) Synchronous at 10.0 Mbyte/sec, offset 15.
    sda : READ CAPACITY failed.
    sda : status = 1, message = 00, host = 0, driver = 28 
    sda : extended sense code = 2 
    sda : block size assumed to be 512 bytes, disk size 1GB.  
\end{verbatim}


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×¢Òâ{\ttfamily READ CAPACITY failed}ÕâÒ»ÐÐ¡£  
¶àÊý SCSI Çý¶¯³ÌÐò£¨ÈçÉÏÀý£©»á²âµÃ´Åµú»úÊ¹ÓÃ¿É×°Ð¶Ã½½é£¬
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ÈçÓû½â¾öÓëÄÚºËÓÐ¹ØµÄ SCSI ·½ÃæµÄÎÊÌâ£¬²»·Á²éÔÄ/usr/src/linux/drivers/scsi ÄÚµÄ README
ÎÄµµºÍ Kernel HOWTO¡£


\subsection{´Åµú»úÃû³Æ}

ÔÚÉÏ½ÚÏÔÊ¾µÄÆô¶¯ÆÁÄ»ÐÅÏ¢ÖÐ×¢Òâ SCSI ´Åµú»úµÄÃû³Æ£¬´Ë´¦ÊÇ¡°sda¡±£¬
È«³ÆÓ¦Îª¡°/dev/sda¡±¡£Èç¹û Jaz ´Åµú»úÊÇÏµÍ³ÖÐµÄÎ¨Ò» SCSI Éè±¸£¬ÔòÒ»°ã¾Í³ÆÎª/dev/sda¡£
Èç¹ûÏµÍ³ÖÐÖ÷Ó²ÅÌÊÇ SCSI Éè±¸£¬»ò¹âµúÊÇ SCSI Çý¶¯µÄ¹âµú£¬Ôò Jaz ´Åµú»úµÄÃû³Æ¿ÉÄÜÎª sdb¡¢sdc
µÈ£¬ÊÓµçÄÔÓ²¼þÇé¿ö¶ø¶¨¡£

²»ÂÛ´Åµú»úµÄÃû³ÆÎªºÎ£¬ÔÚ´æ´¢Êý¾ÝÊ±¶¼ÐèÒªÕâ¸öÃû³Æ£¬ÏêÇé¼ûÒÔááÊý½Ú¡£


\section{Jaz ´ÅÆ¬µÄÓÃ·¨}


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