fangfabiduishibutongfenxifangfazhijiandebiduishiyan，zhitongyijiancerenyuanduitongyiyangpincaiyongbutongdejiancefangfa，jiancetongyixiangmu，bijiaocedingjieguodefuhechengdu，pandingqikebixing
，yiyanzhengfangfadekekaoxing。

方fang法fa比bi對dui的de考kao核he對dui象xiang為wei檢jian測ce方fang法fa，主zhu要yao目mu的de是shi評ping價jia不bu同tong檢jian測ce方fang法fa的de檢jian測ce結jie果guo是shi否fou存cun在zai顯xian著zhu性xing差cha異yi。比bi對dui時shi，通tong常chang以yi標biao準zhun方fang法fa所suo得de檢jian測ce結jie果guo作zuo為wei參can考kao值zhi

，用yong其qi他ta檢jian測ce方fang法fa的de檢jian測ce結jie果guo與yu之zhi進jin行xing對dui比bi，方fang法fa之zhi間jian的de檢jian測ce結jie果guo差cha異yi應ying該gai符fu合he評ping價jia要yao求qiu

，否fou則ze，即ji證zheng明ming非fei標biao方fang法fa是shi不bu適shi用yong的de，或huo者zhe需xu要yao進jin一yi步bu修xiu改gai
、優化。

3.2 適用範圍

方法比對主要用於考察不同的檢測方法之間存在的係統誤差，監控檢測結果的有效性，其次也用於對實驗室涉及的非標方法的確認。

zhengtidejiancefangfayibanbaokuoyangpinqianchulifangfaheyiqifangfa，zhiyaoqianchulifangfabutong，buguanyiqifangfashifouxiangtong
，douguileiweifangfabidui。danshi，ruguobutongdejiancefangfazhongyangpindeqianchulifangfaxiangtong，jinshijianceyiqishebeibutong，yibanjiangqiguileiweiyiqibidui。