英语词汇“quadratic form”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	quadratic form
释义	quadratic form [计] 二次型, 二次形式
随便看	piston mass loading piston mean speed piston mechanism piston meter piston mortar pump piston motion piston motor piston mounting clearance piston nut piston oil piston oiling piston oil-pump piston oil ring piston only piston-operated valve piston oscillator piston packing piston-packing piston packing cup piston packing expander piston packing leather piston packing plate piston packing ring piston path piston phone 债有主，冤有头债有头，冤有主债眼比炮眼还大值雪已迷群，惊风复失侣。倾下问以纳忠，闻逆耳而不讳；广乞言于诽谤，虽委抑而不距。倾则不精倾厦非一木之支也，决河非捧土之障也倾国倾城恨有余，几多红泪泣姑苏，倚风凝睇雪肌肤。倾国倾城汉武帝，为云为雨楚襄王。倾国倾城，百媚千娇 49286 49287 49288 49289 49290 49291 49292 49293 49294 49295