Ìø¸ßÏîÄ¿µÄ¸ß¶È¹¹³É¹«Ê½ÔõÑù±í´ï£¿·Ö±ðÈ¡¾öÓÚÄÄЩÒòËØ£¿ÈçºÎÌá¸ß

ä¯ÀÀ

£¨1£©H=H1+H2-H3£»H1ΪÆðÌø½áÊø˲¼äÉíÌåÖØÐÄÀëµØÃæµÄ¸ß¶È£¬Æä´óСȡ¾öÓÚÉíÌåÌõ¼þºÍÆðÌø˲¼äµÄÉíÌåλÖã¬ÒÔ¼°Íê³ÉÆðÌø¶¯×÷µÄ³ä·Ö³Ì¶È£»H2ΪÉíÌåÖØÐÄʵ¼ÊÌÚÆðµÄ¸ß¶È£¬Æä¶Ô³É¼¨¹¹³É¾ßÓиüÖØÒªµÄÒâÒ壻H3ΪÉíÌåÖØÐÄ×î¸ßµãÓëºá¸ËµÄ¾àÀ룬ËüÓë¹ý¸ËµÄÉíÌå×ËÊƺͲ¹³¥¶¯×÷µÄºÏÀíÐÔÓйء£Òò´Ë£¬Ìá¸ß³É¼¨±ØÐëÌá¸ßH1ºÍH2£¬¼õÉÙH3Ìرð¼Ó´óH2ÖµÊÇÌá¸ß³É¼¨µÄÖ÷Òª·½Ïò¡£


Ïà¹ØÎÄÕÂ