第三章误差的合成与分配

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1、nxxxfy,21nxxx,21nndxxfdxxfdxxfdy2211nxxx,21nnxxfxxfxxfy2211), 2 , 1(nixfaiinnxaxaxay2211nnxaxaxay2211ianxxxf,sin21nnxxfxxfxxf2211sindd cos)(sincos)(sinddcos)(sinniiinnxxfxxfxxfxxf12211cos1cos1则：nxxxf,cos21niiixxf1sin1nxxxf,tan21niiixxf12cosnxxxf,cot21niiixxf12sinnxxxfy,21NkxxxxkNkkk, 2 , 1,:21nNnnnN

2、Nxxxxxxxxxxxx,:,:,:21222212112111nknkkkxxfxxfxxfy2211nNnNNNnnnnxxfxxfxxfyxxfxxfxxfyxxfxxfxxfy22112222121212121111jkikjnjiinknkkkxxxfxfxxfxxfxxfy1222222212122jNiNjnjiinNnNNNjijnjiinnjijnjiinnxxxfxfxxfxxfxxfyxxxfxfxxfxxfxxfyxxxfxfxxfxxfxxfy122222221212221222222222122122111212221222112121222bcacabcbacb

3、acbacba222)(2)()(222222 njiNmjmimjinNnnnNNNxxxfxfxxxxfxxxxfxxxxfyyy1122221222222221222121221121222212NNii12njiNmjmimjixnnxxyNxxxfxfxfxfxf11222222212122NxxKNmjmimij1xjxiijijKxjxiijijK1则：njixjxiijjixnnxxyxfxfxfxfxf1222222212122), 2 , 1(nixfaii01NxxKNmjmimij0ij则：22222221212xnnxxyxfxfxf2222222121xnnxxyx