npp±íʾɶÒâ˼

¾»³õ¼¶Éú²úÁ¦£¨Net primary productivity, NPP£©±íʾֲ±»Ëù¹Ì¶¨µÄÓлú̼Öп۳ý±¾ÉíºôÎüÏûºÄµÄ²¿·Ö£¬Ò²³Æ¾»µÚÒ»ÐÔÉú²úÁ¦¡£Óù«Ê½±íʾΪ£ºNPP=GPP-RaʽÖУ¬RaΪ×ÔÑøÉúÎï±¾Éí...


nppµÄµ¥Î»ÊÇʲôÒâ˼?

nppÊǺ˹¦ÂÊÃܶȵÄËõд£¬´ú±íµ¥Î»Ãæ»ýÄڵĺ˹¦ÂÊ¡£ÔÚºËÄÜÁìÓòÖУ¬nppÊǺâÁ¿·´Ó¦¶ÑÄÜÁ¦µÄÖØÒªÖ¸±ê¡£Ëüͨ³£ÒÔµ¥Î»Ãæ»ýµÄÈȹ¦ÂÊÀ´±íʾ£¬ÔÚÎïÀíѧºÍ¹¤³ÌѧÖб»¹ã·ºÓ¦ÓᣴËÍ⣬...


ÍƼöÒ»¸ö±È½ÏºÃµÄÎı¾±à¼­Æ÷?

2.1 ¹úÄÚue em ÊÇÊÕ·Ñ£¬µ«ÊǵÁ°æ¾Ó¶à,nppÃâ·Ñ¡£ndd ÔÚwindowsÄ¿Ç°²»¾ß±¸Ìõ¼þÊÕ·Ñ£¬ÔÝʱ¿¿ÔÞÉÍ¡¢Ð¡¶î×¢²áÂëÀ´»ñÈ¡²¿·ÖÊÕÒæ¡£2.2 ÔÚ¹úÍ⣬ÒòΪ...


NPP¼ÆËãÉÏƪ(1/3) - °Ù¶È¾­Ñé

¼ÆËã»úwindosϵͳ¡¢EnVI4.8¡¢ENVI5.1 ·½·¨/²½Öè 2 CASAÄ£ÐͼÆËãNPPËùÐèÊý¾ÝÀ´Ô´l¾²Ì¬²ÎÊýÎļþ£º¾²Ì¬²ÎÊý°üÀ¨£ºÖ²±»ÀàÐÍ´úºÅ¼°¶ÔÓ¦µÄNDVImax£¬NDVImin£¬...


Éú̬ѧÖеÄGPP,NPP,NEP,NEEÊÇʲô

GPP (gross primary productivity) ×ܳõ¼¶Éú²úÁ¦.µ¥Î»Ê±¼äÄÚÉúÎïͨ¹ý¹âºÏ×÷ÓÃ;¾¶Ëù¹Ì¶¨µÄ¹âºÏ²úÎïÁ¿»òÓлú̼×ÜÁ¿,ÓÖ³Æ×ܵÚÒ»ÐÔÉú²úÁ¦»ò×ÜÉú̬ϵͳÉú²úÁ¦(GEP),ÊÇÉú̬ϵͳC...


nppÊÇʲôÒâ˼

Ö²±»¾»³õ¼¶Éú²úÁ¦£¨NPP£©Ö¸µÄÊÇÂÌÉ«Ö²ÎïÔÚÌض¨Ê±¼ä¶ÎÄÚ£¬Í¨¹ý¹âºÏ×÷ÓÃÖÆÔìµÄÓлúÎïÖÊ×ÜÁ¿£¬¼õÈ¥Ö²Îï×ÔÉíºôÎüÏûºÄµÄ²¿·ÖºóÊ£ÓàµÄÁ¿¡£ÕâÒ»Ö¸±êÊÇÆÀ¹ÀÉú̬ϵͳ½¡¿µ×´¿öµÄÖØÒª...


"NPP"ËõдÔÚÓ¢ÓïÖдú±íʲô?

NPP£¬¼´"Notice of Privacy Practice"µÄËõд£¬Ö±ÒëΪ¡°Òþ˽ʵ¼ù֪ͨ¡±¡£Õâ¸öÓ¢ÎÄËõд´ÊÔÚÈÕ³£Ó¢ÓïÖй㷺ӦÓÃÓÚÃèÊöÒ»¸öÖØÒªµÄ·¨ÂÉÎļþ£¬ÓÃÓÚ¸æÖªÓû§»ú¹¹ÈçºÎ´¦ÀíºÍ±£»¤¸öÈË...


NPPÊý¾ÝÏÂÔØ?

500Ã× NPPÕ¤¸ñÊý¾Ý£¨2000-2020ÖðÄ꣬¹²21¸öÄê·Ý£©£¨Ö²±»¾»³õÉú²úÁ¦£©£¨ÒÔ±±¾©ÊÐΪÀý£©Õ¤¸ñÊý¾Ý£ºÖ²±»¸²¸Ç£¬ÎļþÀïÓÐÊý¾Ý´úºÅ¶ÔӦ˵Ã÷£¨ÒÔËÄ´¨...


npp - 7.5.6°²×°²½Öè - °Ù¶È¾­Ñé

1 ÔËÐÐnpp_7.5.6Èí¼þ°²×°°üÑ¡ÔñÖÐÎÄ£¬Èçͼ¡£2 Ö±½Óµã»÷ÏÂÒ»²½£¬Èçͼ¡£3 ÔÚЭÒé½çÃæµã»÷ÎÒ½ÓÊÜ°´Å¥£¬Èçͼ¡£4 Ñ¡ÔñÈí¼þ°²×°Â·¾¶£¬Ä¬Èϼ´¿É£¬Èçͼ¡£5 ...


"NPP"ËõдÔÚÓ¢ÓïÖоßÌåÖ¸´úʲô?

NPP£¬È«³ÆΪNon-Primary Production£¬ÆäÖÐÎÄÒâ˼ÊÇÖ¸¡°·Ç³õ¼¶Éú²ú¡±¡£Õâ¸öÓ¢ÓïËõд´ÊÔÚÉÌÎñÁìÓòÖоßÓÐÒ»¶¨µÄÁ÷Ðжȣ¬¾Ýͳ¼ÆÆäÁ÷ÐжÈΪ4088¡£NPPµÄËõдÀ´Ô´ÓÚÓ¢Îĵ¥´ÊNon-...


Ïà¹ØËÑË÷

ÈÈÃÅËÑË÷