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- Additionally，due to the linear phase constraint，the constraint on the passband flatness becomes simpler and the design algorithm is significantly simplified. 另外，由于考虑了线性相位约束，滤波器组的通带平坦性约束变得更为简单，简化了设计算法。
- Analysis for Passband Flatness of Arrayed Waveguide Grating Multiplexer 聚合物阵列波导光栅波分复用器带宽平坦化分析
- The man jacked up his car to fix a flat tire. 那人用千斤顶把他的汽车顶起以修理漏气的轮胎。
- He stumbled over a stump and fell flat on his face. 他给树桩一绊，摔了个嘴啃泥。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- Our present lease on the flat expires next month. 我们这套公寓的租约下月到期。
- The flat will be refurbished for the new tenants. 这套房间将重新粉刷以接纳新房客。
- She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
- She lay flat on her back in the warm sunshine. 她在温暖的阳光下平躺著。
- The lease on our flat runs out in a few months. 我们公寓的租约还有几个月就到期了。
- The colours used are flat and unvaried. 使用的颜色既单调又无层次。
- Griddles are used for cooking flat cakes. 这个浅锅是用来烤蛋糕的。
- passband flatness 带宽平坦化
- I got a flat tire of the rear wheel of my bicycle. 我自行车的后轮车胎没气了。
- He's asking 80 a month rent for that flat. 那套房间月租他要80英镑。
- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The tenor disappointed us by singing flat. 那位男高音歌手调门儿唱得很低，十分扫兴。
- The tower rises steeply from the flat ground. 那座塔陡峭地自平地耸起。
- The whole landscape looked as flat as a pancake. 整个地形十分平坦。
- Orthonormal expansions at baseband and passband. 基频与通频的正则扩大。
