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- Passing the square wave through a narrow bandpass filter centered on the square wave's fundamental frequency removes most of the harmonics. 通过一个中心位于方波基频的窄带带通滤波器，方波可以去除绝大多数谐波。
- The analysis and explanation of one filter centering on 2.4 GHz with bandwith 36 MHz is given,along with the simulation of its impedances and transmission performance by Matlab. 并以中心频率2.;4 GHz、带宽36 MHz的体声波滤波器为例;作了详尽的分析和说明;并用Matlab软件仿真了其阻抗特性和传输特性。
- You need to filter the drinking water. 你需要把饮用水过滤。
- He moved the table over to the center of the room. 他把桌子移到房间中心。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- The land is destined for a new shopping center. 这块地已被划作为营建一个新购物中心之用。
- His activities in London center around this spot. 他在伦敦的活动以这个地点为中心。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- The strikers paraded through the city center. 罢工队伍游行穿过市中心。
- It won't take long to filter the coffee. 用不了多少时间就可以把咖啡过滤好。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
- A system of roads radiates from the town center. 一个道路网从镇中心向四面八方伸展出去。
- The new hospital will be sited at the city center. 新医院将座落在市中心。
- New York is a great financial center. 纽约是一个重要的金融中心。
- The center of the sun is exceedingly hot. 太阳的中心极其热。
- We usually clear the water with a filter. 我们通常用过滤器使水净化。
- Our city is the industry center of the country. 我们城市是全国的工业中心。
- They made a detour to avoid the town center. 他们绕道而行,避开市中心。
- A circle without a center is inconceivable. 一个没有圆心的圆是无法想像的。
- We decided to skirt round the town center. 我们决心绕过市中心。
