½©Ê¬Î§³Ç£¬Çé¿ö½ô¼±¡£
Ïà¹ØÍƼö£ºÓ¢ÐÛ¶øÒÑ¡¡
»úǹ£¬¾Ñ»÷ǹ£¬»ð¼ýͲ£¬Í³Í³°²ÅÅ¡£
±ù·â£¬¾ç¶¾£¬ÉÁµç£¬Íò¼ýÆë·¢¡£
Ö¸»ÓÊ¿±ø£¬²¿Êð»ðÁ¦£¬µÖµ²½©Ê¬µÄ¹¥»÷¡£
1. ÐÞ¸´21¼¶ºó¹Ø¿¨ÎÊÌâ¡£
2. µ÷Õûµô½ð±Ò¸ÅÂʺÍÊýÁ¿¡£
3. ½ð±Ò½áËãÂ߼΢µ÷¡£
4. ÓÅ»¯ÓÎÏ·³õʼ»¯½çÃæ¡£
»¶ÓÏÂÔØΣ³ÇÊØÎÀ¡£
а汾1.2.4ÒѾ·¢²¼¡£
»¶Ó·´À¡ÎÊÌâºÍ½¨Òé¡£