7790±Ø·¢¼¯ÍÅÐýÆôʽֹ»Ø·§·ÖΪӲÃÜ·âÓëÈíÃÜ·âÁ½ÖֽṹÐÎʽ¡£¡£¡£¡£¡£ÈíÃÜ·â½á¹¹·§°êÍâ²ã°ü½º£¬£¬£¬£¬£¬£¬£¬£¬ÃÜ·âÐÔÄÜÓÅÒì¡£¡£¡£¡£¡£Ó²ÃÜ·â½á¹¹¿É˳Ӧ¸ü¶à¹¤¿öÓëÇéÐΣ¬£¬£¬£¬£¬£¬£¬£¬Ê¹ÓÃÊÙÃü¸ü³¤£¬£¬£¬£¬£¬£¬£¬£¬Ê¹ÓùæÄ£¸ü¹ã¡£¡£¡£¡£¡£7790±Ø·¢¼¯ÍÅÐýÆôʽֹ»Ø·§Ê¹ÓøßÇ¿¶ÈÂÁÇàͽðÊô·§×ù£¬£¬£¬£¬£¬£¬£¬£¬¸ßÐÔÄÜ·§¸ËÒÔ¼°ÓÅÒìµÄÃÜ·â½á¹¹£¬£¬£¬£¬£¬£¬£¬£¬¾ßÓÐˮͷËðʧС£¬£¬£¬£¬£¬£¬£¬£¬²»Ò×Ⱥ¼¯ÔÓÎ£¬£¬£¬£¬£¬£¬£¬Î¬ÐÞÇáÓ¯µÈÌØÕ÷¡£¡£¡£¡£¡£¿£¿£¿£¿£¿£¿£¿£¿ÉÆÕ±éÊÊÓÃÓÚÉúÑÄÓÃˮϵͳ¡¢¸øÅÅˮϵͳ¡¢ÎÛË®´¦Öóͷ£ÏµÍ³µÈ£¬£¬£¬£¬£¬£¬£¬£¬ÓÃÓÚ±ÜÃâ½éÖʵ¹Á÷¡£¡£¡£¡£¡£
³ß´ç: DN40~DN900£»£»£»£»£»£»£»
ѹÁ¦Æ·¼¶£ºPN10/16£»£»£»£»£»£»£»
Ö÷ÌåÖÊÁÏ£ºÇòÌú¡¢Ì¼¸Ö¡¢²»Ðâ¸Ö¡¢Ë«Ïà¸Ö¡¢³¬µÈË«Ïà¸ÖµÈ£»£»£»£»£»£»£»
ÅþÁ¬ÐÎʽ£ºRF£¬£¬£¬£¬£¬£¬£¬£¬FFµÈ¡£¡£¡£¡£¡£