单项选择题

根据抽样定理,对连续函数进行抽样时,在x、y方向抽样点最大允许间隔分别为( ),(其中 2 x B 、 2 y B 分别表示该函数在频域中的最小矩形在 x f 和 y f 方向上的宽度。)

A..w64661630154s .brush0 { fill: rgb(255,255,255); } .w64661630154s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64661630154s .font0 { font-size: 363px; font-family: "Times New Roman", serif; } .w64661630154s .font1 { font-style: italic; font-size: 235px; font-family: "Times New Roman", serif; } .w64661630154s .font2 { font-style: italic; font-size: 363px; font-family: "Times New Roman", serif; } .w64661630154s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2,2 xy BB
B..w64661630155s .brush0 { fill: rgb(255,255,255); } .w64661630155s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64661630155s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64661630155s .font0 { font-size: 363px; font-family: "Times New Roman", serif; } .w64661630155s .font1 { font-style: italic; font-size: 235px; font-family: "Times New Roman", serif; } .w64661630155s .font2 { font-style: italic; font-size: 363px; font-family: "Times New Roman", serif; } .w64661630155s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 11 , 22 xy BB
C..w64661630157s .brush0 { fill: rgb(255,255,255); } .w64661630157s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64661630157s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64661630157s .font0 { font-size: 363px; font-family: "Times New Roman", serif; } .w64661630157s .font1 { font-style: italic; font-size: 235px; font-family: "Times New Roman", serif; } .w64661630157s .font2 { font-style: italic; font-size: 363px; font-family: "Times New Roman", serif; } .w64661630157s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 11 , xy BB
题目列表

你可能感兴趣的试题

问答题

矿产资源开发生态环境补偿包含了哪些内容?

答案: 以节约矿产资源、保护生态环境、维持矿区可持续发展能力为目的,规范约束矿业开发行为,以及防范、恢复、补偿矿产开发中受损或可...
微信扫码免费搜题