单词	operations-research
释义	请查阅operational research
随便看	the provisional ira the-provisional-ira the provos the-provos theprovos the prudential the-prudential theprudential the psni thepsni the-psni the psychological moment the public the public arena the public at large the public eye the public highway the public sector the Pueblo the punjab thepunjab the-punjab the purse strings the pyramids the-pyramids 阮元生平与主要著作阮元的学术成就及影响阮光禄焚车》简析阮公欢阮南溪《梨花》咏梨花诗赏析阮咸》简析阮嗣宗集阮嗣宗集阮囊羞涩是什么意思阮大铖《寄讯张扬伯宪副粤西》即事感怀诗词赏析阮孚蜡屐是什么意思阮宇阮宣子论鬼神》简析阮尚贤阮居祯