åææ¶ï¼å¸¸ç¨RSD表示
ç²¾å¯åº¦ã
ããä¹å¯ä»¥ç®ç§°ä¸ºç²¾åº¦
.æè¿°æµéæ°æ®çåæ£ç¨åº¦ã
ããç²¾å¯åº¦æ¯
å确度å¾å¦ä¸ä¸ªç»æé¨åï¼èä¸æ¯å®çä¸ä¸ªéè¦çç»æé¨åãç²¾å¯åº¦æ¯å¨è§å®çæ¡ä»¶ä¸ï¼ç¬ç«æµéç»æé´çä¸è´ç¨åº¦ã
ãã对ä¸åçè§å®æ¡ä»¶ï¼æä¸åçç²¾å¯åº¦ç度éãæéè¦çç²¾å¯åº¦ç度éæ¯
éå¤æ§ååç°æ§ã
ããéå¤æ§ååç°æ§æ¯ç²¾å¯åº¦ç两个æ端å¼ï¼åå«å¯¹åºäºä¸¤ç§æ端çæµéæ¡ä»¶ï¼åè
表示çæ¯å ä¹ç¸åçæµéæ¡ä»¶ï¼ç§°ä¸ºéå¤æ§æ¡ä»¶ï¼ï¼éå¤æ§è¡¡éçæ¯æµéç»æçæå°å·®å¼ï¼èåè
表示çæ¯å¨å®å
¨ä¸åçæ¡ä»¶ï¼ç§°ä¸ºåç°æ§æ¡ä»¶ï¼ï¼è¡¡éçæ¯æµéç»æçæ大差å¼ï¼æ¤å¤è¿å¯èèä»äºä¸é´ç¶ææ¡ä»¶çæè°ä¸é´ç²¾å¯åº¦æ¡ä»¶ã
ããæ¯æå¤æ¬¡éå¤æµå®åä¸éæ¶åæµå®å¼ä¹é´å½¼æ¤ç¸ç¬¦åçç¨åº¦
ã表å¾æµå®è¿ç¨ä¸
éæºè¯¯å·®ç大å°ã
ããç²¾å¯åº¦æ¯è¡¨ç¤ºæµéçåç°æ§
ï¼æ¯ä¿è¯å确度çå
å³æ¡ä»¶ï¼ä½æ¯é«çç²¾å¯åº¦ä¸ä¸å®è½ä¿è¯é«çå确度ã
ãã好çç²¾å¯åº¦æ¯ä¿è¯è·å¾è¯å¥½å确度çå
å³æ¡ä»¶ï¼ä¸è¬è¯´æ¥ï¼æµéç²¾å¯åº¦ä¸å¥½ï¼å°±ä¸å¯è½æè¯å¥½çå确度
ãåä¹ï¼æµéç²¾å¯åº¦å¥½ï¼å确度ä¸ä¸å®å¥½ï¼è¿ç§æ
åµè¡¨ææµå®ä¸éæºè¯¯å·®å°ï¼ä½
ç³»ç»è¯¯å·®è¾å¤§ã
ããç²¾å¯åº¦é常以ç®æ¯
å¹³åå·®ãæå·®ã
æ åå·®ææ¹å·®æ¥é度
ãç²¾å¯åº¦å被æµå®çéå¼å¤§å°åæµåº¦æå
³ãå æ¤ï¼å¨æ¥åç²¾å¯åº¦æ¶ï¼åºè¯¥ææè·å¾è¯¥ç²¾å¯åº¦ç被æµå®çéå¼å¤§å°åæµåº¦ã
ããåå¦åæä¸ï¼ç²¾å¯åº¦æ¯æ使ç¨ç¹å®çåæç¨åºï¼å¨åæ§æ¡ä»¶ä¸éå¤åææµå®åä¸æ ·åæè·å¾æµå®å¼ä¹é´çä¸è´æ§ç¨åº¦ã
ããç²¾å¯åº¦å³å®äº
å¶ç¶è¯¯å·®ï¼è¿å¤±é¤å¤ï¼ï¼è¡¨ç¤ºæµéç»æçéç°æ§ã
ããæ¥å
ç²¾å¯åº¦åæ¥é´ç²¾å¯åº¦çæµå®ï¼åä¸å®æµåº¦ç对ç
§åï¼éå¤è¿æ ·3次ï¼è¿ç»ä¸å¤©ï¼æµå®æ¥å
åæ¥é´ç²¾å¯åº¦ã
ç²¾å¯åº¦ä¸å确度çå
³ç³»ããå确度æ¯ææµå¾å¼ä¸çå¼ä¹é´ç符åç¨åº¦ã
ããå确度åç²¾å¯åº¦æ¯ä¸¤ä¸ªä¸åçæ¦å¿µï¼ä½å®ä»¬ä¹é´æä¸å®çå
³ç³»ãåºå½æåºçæ¯ï¼æµå®çç²¾å¯åº¦é«ï¼æµå®ç»æä¹è¶æ¥è¿çå®å¼ãä½ä¸è½ç»å¯¹è®¤ä¸ºç²¾å¯åº¦é«ï¼å确度ä¹é«ï¼å 为系ç»è¯¯å·®çåå¨å¹¶ä¸å½±åæµå®çç²¾å¯åº¦ï¼ç¸åï¼å¦æ没æè¾å¥½çç²¾å¯åº¦ï¼å°±å¾å°å¯è½è·å¾è¾é«çå确度ãå¯ä»¥è¯´ç²¾å¯åº¦æ¯ä¿è¯å确度çå
å³æ¡ä»¶ã