ä¸å½ç®åè¿æ²¡æå¼å¾é产ç¨ï¼æä»¥ä½ è¯å®ä¸ç¨äº¤é产ç¨ã
ä½ å
³æ³¨çï¼åºå½æ¯ä¸ªäººæå¾ç¨åè¥ä¸ç¨å§ï¼å¦æè¿æ¿åä¸æ»¡2å¹´åºå®ï¼å¯è½è¦å°ä¸ªç¨åè¥ä¸ç¨ï¼æ»¡2å¹´ä¸ç¨äº¤ã2å¹´èªç»§æ¿è¿æ·å°ä½ åä¸æ¶å¼å§è®¡ç®ã