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- acoustical filter board 滤音板
- The measurement method includes the acoustical filter and opto electric separation techniques. The quartz and the PVDF pressure transducers,which are used in the experiment,are showed to be an efficient one for measuring pressure with high transient. 引入了声腔滤波技术和光电隔离技术，并使用石英压力传感器和PVDF压力传感器进行了实验验证。
- Preparation of SiC Micropore Filter Board 碳化硅微孔陶瓷过滤板的制备
- The pavilion acts like a visual and acoustic filter that allows a flexible positioning of the musicians and audience, and a playful integration of its surroundings. 陈列馆的行为象一个视觉和听觉的过滤器，允许灵活的定位的音乐家和观众，以及好玩的一体化及其周围地区。
- The astronaut sleeps or works when the noise oversized some equipment, but may also open the noise suppression acoustic filter or put on the special-purpose ear plug. 宇航员睡觉或在噪音过大的一些设备附近工作时，还可开启防噪滤音器或戴上专用耳塞。
- He has a lot of clout with the board of directors. 他对董事会有很大的影响力。
- Some of the teachers and staff members board out. 有些住在学校的教职工在外搭伙。
- Let's clean down the board before we paint it. 让我们在上漆以前把这块板洗干净。
- Our team swept the board in the sports games. 我们代表队在运动会中大获全胜。
- You need to filter the drinking water. 你需要把饮用水过滤。
- The mast went by the board in the storm. 那船桅在暴风雨中落于船外。
- A filter traps dust from the air. 过滤网可存住空气中的尘埃。
- I posted a notice about it on the bulletin board. 我把有关那件事的通告贴在布告栏上。
- Meal times are shown on the notice board. 告示牌上写有用餐时间。
- The news of the defeat started to filter through. 战败的消息开始传出来。
- Let's pin the notice on the bulletin board. 咱们把这个通知钉在布告牌上吧。
- The boat has gone adrift and there is no one board! 小船漂走了，船上一个人也没有人了。
- 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。
- She pinned the list up on the notice board. 她把名单钉在布告栏上。
- I took this picture with a red filter. 这张照片我是用红色滤光镜拍摄的。
