å®ä»£å¸çåè¿ååå¸çåå±ï¼
(1)æç ´å¸ååçéå¶
(2)ä¸ååå®åºç´æ¥ç管
(3)æç ´æ¶é´çéå¶ï¼å¤å¸ãæ©å¸ï¼
å®åå¸åè½ååï¼
ï¼1ï¼åä¸æ´»å¨ä¸ååå®åºçç´æ¥æ§å¶ï¼
ï¼2ï¼åå¸çéä¸å¤åå¨ï¼çªç ´äº
空é´åæ¶é´çéå¶ï¼
ï¼3ï¼åå¸èè½ï¼ç»æµåè½å¤§å¤§å 强 ã