????ç´?对è?¾è??????害å??

å·þ>?ä¸??????¶å??

??span>ä¸??¼å?¸é?????????½ç?????´è´¨?§è?ºç???????ç®?span>?????????管ç??ç­??¼å?¸ç?¾ç??å¼?èµ·ç??å¹²å??/span>????ç»??§å?³å??/span>??

?²ç£º?¸å???æ²???æ°?????注å?æ¶?/p>

???????¨ä?????ç»???å¼?èµ·ç??ä¸???????ï¼?1.?¢æ?§å?¼å?¸é???¾ç??继å???§æ????ï¼?å¦??¢æ?§æ???管ç????弥漫?§ç????管ç???????管æ?©å????ºæ??¿ã???ºé?´è´¨çº¤ç»´???????管å?????????§æ??span>?ºç???/span>ç­?ï¼??ºç?????ºè???¿ï?2.?¾ç???¾ç????å¤?????span>???±ç?????????ºç??ï¼?3.?§ä¼¤???¢æ????ï¼?å¤?ç§?伤å?£æ????ï¼?4.??????????管ç?????????¿ï?5.?¹è???????¿ã???¹è????ï¼?6.??æ®??¨å?????ï¼?å¦?å­?å®?span>??件ç????å­?å®?????????????????

注å??¨ç?²ç£º?¸å???æ²???

???????¨ä?????ç»???å¼?èµ·ç??ä¸???????ï¼?ï¼?1ï¼??¢æ?§å?¼å?¸é???¾ç??继å???§æ????ï¼?å¦??¢æ?§æ???管ç????弥漫?§ç????管ç???????管æ?©å????ºæ??¿ã???ºé?´è´¨çº¤ç»´???????管å?????????§æ??span>?ºç???/span>ç­?ï¼??ºç?????ºè???¿ï?ï¼?2ï¼??¾ç???¾ç????å¤?????span>???±ç?????????ºç??ï¼?ï¼?3ï¼??§ä¼¤???¢æ????ï¼?å¤?ç§?伤å?£æ????ï¼?ï¼?4ï¼???????????管ç?????????¿ï?ï¼?5ï¼??¹è???????¿ã???¹è????ï¼?ï¼?6ï¼???æ®??¨å?????ï¼?å¦?å­?å®?span>??件ç????å­?å®???????ï¼?????????

?²ç£º?¸å???æ²???注å?æ¶?/p>

???????¨ä?????ç»???å¼?èµ·ç??ä¸???????ï¼?1.?¢æ?§å?¼å?¸é???¾ç??继å??????ï¼?å¦??¢æ?§æ???管ç????弥漫?§ç????管ç???????管æ?©å????ºæ??¿ã???ºé?´è´¨çº¤ç»´???????管å?????????§æ??span>?ºç???/span>ç­?ï¼??ºç??????span>????/span>ï¼?2.?¾ç???¾ç????å¤?????span>???±ç?????????ºç??ï¼?3.?§ä¼¤???¢æ????ï¼?å¤?ç§?伤å?£æ????ï¼?4.??????????管ç??????????/span>ï¼?5.?¹è????????/span>???¹è????ï¼?6.??æ®??¨å?????ï¼?å¦?å­?å®?span>??件ç????å­?å®???????ï¼?????????