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تعداد نتایج: 2497  

Journal: :Journal of remote sensing 2021

æ¤è¢«å‚æ•°æ˜¯ç”Ÿæ€é¥æ„Ÿå®šé‡åæ¼”çš„çƒ­ç‚¹å’Œéš¾ç‚¹ï¼Œä¹Ÿæ˜¯ç”Ÿæ€ç³»ç»Ÿç ”ç©¶çš„åŸºç¡€æ€§å‚æ•°ã€‚æœ¬æ–‡åœ¨å¹¿æ³›é˜ è¯»å›½å† å¤–å ¬å¼€å‘è¡¨çš„æ–‡çŒ®èµ„æ–™åŸºç¡€ä¸Šï¼Œå°†çŽ°æœ‰çš„æ¤è¢«ç”Ÿæ€é¥æ„Ÿå‚æ•°æ¦‚æ‹¬ä¸ºç‰©ç†ç±»ã€ç”ŸåŒ–ç»„åˆ†ç±»ã€èƒ½é‡å’ŒåŠŸèƒ½ç±»3大类,系统梳理了每类参数定量反演的主要模型方法,进行优缺点和适用性分析,对现阶段存在的...

Journal: :Guangxue jingmi gongcheng 2023

ä¸ºæ»¡è¶³åå°„å¼å ‰ç”µç¼–ç å™¨çš„åº”ç”¨éœ€æ±‚ï¼Œè®¾è®¡ä¸€æ¬¾é›†æˆå ‰ç”µäºŒæžç®¡é˜µåˆ—ã€è·¨é˜»æ”¾å¤§å™¨ã€å ¨å·®åˆ†æ”¾å¤§å™¨ä»¥åŠåç½®ç”µè·¯çš„å ‰ç”µèŠ¯ç‰‡ã€‚é¦–å ˆï¼Œæ ¹æ®åå°„å¼ç¼–ç å™¨çš„æˆåƒåŽŸç†è®¾è®¡å ‰ç”µäºŒæžç®¡é˜µåˆ—ã€‚ç„¶åŽï¼Œè®¾è®¡å¯è°ƒå¢žç›Šè·¨é˜»æ”¾å¤§å™¨ã€å ¨å·®åˆ†é©±åŠ¨æ”¾å¤§å™¨çº§è”ä½œä¸ºå¢žé‡ä¿¡å·å¤„ç†é“¾è·¯ï¼Œé™ä½Žè¯»å‡ºä¿¡å·çš„å™ªå£°åŒæ—¶æé«˜å¸¦è´Ÿè...

Journal: :Journal of remote sensing 2021

åœ°è¡¨å‚æ•°å®šé‡é¥æ„Ÿåæ¼”æ˜¯é¥æ„Ÿç§‘å­¦ç ”ç©¶çš„é‡è¦çŽ¯èŠ‚ã€‚21ä¸–çºªä»¥æ¥ï¼Œåœ°çƒé™æ­¢æ°”è±¡å«æ˜Ÿæ•°æ®åœ¨åœ°è¡¨å‚æ•°é¥æ„Ÿåæ¼”ä¸­å—åˆ°è¶Šæ¥è¶Šå¤šçš„é‡è§†ã€‚æœ¬æ–‡å¯¹åˆ©ç”¨åœ°çƒé™æ­¢æ°”è±¡å«æ˜Ÿè¿›è¡Œåœ°è¡¨å‚æ•°é¥æ„Ÿåæ¼”ç ”ç©¶çš„è¿›å±•è¿›è¡Œäº†ç»¼è¿°ã€‚æ–‡ç« é¦–å ˆç®€å•ä»‹ç»äº†å½“å‰æ­£åœ¨è¿è¡Œçš„æ¬§ç›ŸMeteosat、美国GOES-R、日本葵花和中国风云静止卫星...

Journal: :Chinese Journal of Luminescence 2021

ç ”ç©¶äº†åŸºäºŽç»™-å—ä½“å ±è½­èšåˆç‰©åŒ(2-氧代二氢吲哚-3-亚基) -苯并二呋喃-äºŒé ®å’Œè”å™»å©(PBIBDF-BT) è¶ è–„è†œå å±‚æ™¶ä½“ç®¡çš„ç”µå­¦æ€§èƒ½åŠæ°¨æ°”ä¼ æ„Ÿç‰¹æ€§ã€‚ä½¿ç”¨ç›¸åˆ†ç¦»æ–¹æ³•ä»¥åŠè½¬ç§»-åˆ»èš€æ­¥éª¤åˆ¶å¤‡äº†ä¸åŒå †å å±‚æ•°çš„PBIBDF-BTè¶ è–„è†œã€‚ç³»ç»Ÿåœ°ç ”ç©¶äº†PBIBDF-BTè¶ è–„è†œå å±‚æ•°ä¸Žå™¨ä»¶æ€§èƒ½çš„å ³ç³»ã€‚å®žéªŒç»“æžœè¡¨æ˜Žï¼Œå•å±‚PBIBDF-BTè¶ è–„è†...

Journal: :Guangxue jingmi gongcheng 2023

çƒ­å˜å½¢æ˜¯å½±å“ç£¨åºŠåŠ å·¥ç²¾åº¦çš„ä¸»è¦å› ç´ ï¼Œä¸¥é‡åˆ¶çº¦äº†æœºåºŠç²¾åº¦çš„è¿›ä¸€æ­¥æé«˜ã€‚ä¸ºäº†æé«˜çƒ­è¯¯å·®é¢„æµ‹çš„ç²¾åº¦ï¼Œæå‡ºäº†ä¸€ç§åŸºäºŽçƒ­ä¼ å¯¼å’Œå·ç§¯ç¥žç»ç½‘ç»œçš„ç£¨åºŠä¸»è½´çƒ­è¯¯å·®é¢„æµ‹æ–¹æ³•ã€‚æ ¹æ®çƒ­ä¼ å¯¼ç†è®ºæŽ¨å¯¼å‡ºä¸»è½´è¡¨é¢å’Œå¤–éƒ¨çŽ¯å¢ƒçš„æ¸©å·®å’Œçƒ­å˜é‡çš„æ˜ å°„å ³ç³»ï¼Œæ­ç¤ºäº†ææ–™çƒ­å˜å½¢æœ¬è´¨ã€‚ç„¶åŽï¼Œå»ºç«‹äº†ä»¥æ¸©å·®ä¸ºè¾“å ¥å...

Journal: :Guangxue jingmi gongcheng 2023

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Journal: :Guangxue jingmi gongcheng 2023

ä¸ºå®žçŽ°èƒƒè‚ é“èƒ¶å›Šæœºå™¨äººå¤šç»´æ— çº¿èƒ½é‡ä¼ è¾“ï¼Œå‡å°æŽ¥æ”¶çº¿åœˆçš„ç»•åˆ¶ç»´åº¦ã€ä½“ç§¯ä¸Žäº§çƒ­ï¼Œè®¾è®¡äº†ä¸€ç§åŒç»´æ­£äº¤çŸ©å½¢èžºçº¿ç®¡å¯¹å‘å°„çº¿åœˆç»“æž„ã€‚å¯é€šè¿‡æŽ§åˆ¶ä¸åŒç»„å‘å°„çº¿åœˆçš„ç”µæµæ¥æ”¹å˜åˆæˆç£åœºæ–¹å‘ï¼ŒåŒæ—¶è¯¥ç»“æž„å‘å°„çº¿åœˆå† éƒ¨å¯åµŒå ¥ç£èŠ¯ï¼Œå ¶çº¿åœˆé—´è·ä¹Ÿå¯æ ¹æ®æ£€æµ‹è€ ä½“åž‹çµæ´»è°ƒæ•´ï¼Œå‡å°åŠŸçŽ‡æŸè€—ã€‚å»ºç«‹äº†æ‰€æ...

Journal: :Journal of remote sensing 2023

å«æ˜Ÿé¥æ„Ÿè½½è·åœ¨è½¨ç»å¯¹è¾å°„å®šæ ‡å¯¹ä¿è¯ä¸åŒæ¥æºäº§å“çš„è¾å°„ä¸€è‡´æ€§å’Œæå‡é«˜åˆ†å ±æ€§äº§å“åæ¼”ç²¾åº¦è‡³å ³é‡è¦ã€‚ä¼ ç»ŸåŸºäºŽäººå·¥åŒæ­¥æµ‹é‡çš„åœºåœ°å®šæ ‡æ–¹æ³•ç”±äºŽå—åˆ°å«æ˜Ÿè¿‡å¢ƒæ—¶åˆ»æˆåƒæ¡ä»¶ã€åœ°è¡¨åŠå¤§æ°”æµ‹é‡æ¡ä»¶ç­‰é™åˆ¶ï¼Œéš¾ä»¥æ»¡è¶³å‡†ç¡®æ ¡æ­£é¥æ„Ÿè½½è·è‡ªèº«è¾å°„æ€§èƒ½åœ¨ç”Ÿå‘½å‘¨æœŸå† å˜åŒ–çš„éœ€æ±‚ã€‚æœ¬æ–‡é’ˆå¯¹å›½äº§é«˜åˆ†å ­å·å...

2007
STEVEN R. CRANMER

In this paper the dissipation of ion cyclotron resonant waves in the extended solar corona is Alfve n examined in detail. For the Ðrst time, the wave damping arising from more than 2000 low-abundance ion species is taken into account. Useful approximations for the computation of coronal ionization equilibria for elements heavier than nickel are presented. Also, the Sobolev approximation from t...

Journal: :Chinese Journal of Luminescence 2023

èšæ°¨é ¯ææ–™å ·æœ‰ä¼˜å¼‚çš„åŠ›å­¦æ€§èƒ½ï¼Œè€Œå‘å ‰è‡ªæ„ˆåˆèšæ°¨é ¯åœ¨è£‚ç¼è‡ªè¯Šæ–­å’Œä¿®å¤ç­‰é¢†åŸŸå ·æœ‰å¹¿é˜”çš„åº”ç”¨å‰æ™¯ã€‚æœ¬æ–‡å°†åŒï¼ˆ2⁃羟乙基)二硫化物(HEDS)和1⁃(4⁃羟基苯基)⁃1,2,2⁃三苯乙烯(TPE⁃OHï¼‰é€šè¿‡åŒ–å­¦é”®é”®æŽ¥åˆ°èšæ°¨é ¯ä½“ç³»ä¸­ï¼Œåˆ¶å¤‡äº†ä¸€ç§å ·æœ‰å ‰è‡´å‘å ‰æ€§è´¨çš„è‡ªæ„ˆåˆèšæ°¨é ¯ï¼ˆPUDSï¼‰ï¼Œé‡‡ç”¨å‚ é‡Œå¶çº¢...

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