?????¥å¸¸??活中ï¼??³å?¨è?????¶å??ä¼????°å·²???¨äºº??ä½?产ç??äº?å®?è´¨ä????³å?¨å?³ç³»ï¼?ä½??¨äºº??ä½??´è?è¿?????³å?¨è??ç­¾è??³å?¨å?????????µï?å¦?è§?é¢?ä¸???æ¡?ä¾?ï¼????¸ä??³å?¨è??建ç?äº?å®?è´¨ä????³å?¨å?³ç³»ï¼?ä½?并æ????³å?¨è???¨æ?å¾?è§?å®????¶é?´å??ç­¾è??³å?¨å?????????¸ç??è¡?为æ???þA?æ³?ï¼???ä»????³å?¨è???¨è?ç§????µä?è¦?ä¸?è¦??????¸è¡¥ç­¾å?³å?¨å???????