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- Firstly I design a equipment to acquire the iffy signal which is made up of by everlasting magnetic iron,hall element and amplifier.Then I have study the signal"s filter and sample. 首先研究了由永磁鐵、霍爾元件和放大電路組成的探頭，並在探頭提取出裂紋信號的基礎上，研究了信號的濾波和採樣；
- Q16：What is the shelf life of 3M's filtering facepiece respirators? 問16：3M隨棄式呼吸防護口罩的存放期是多長時間？
- In a fortnight the House witt be sitting. 兩個星期後議院就要開會了。
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過冬。
- Most plural nouns in English end in "s". 英語的複數名詞多以「s」結尾。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過多次已縮水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的愛好。
- Answer the following question(s). 回答下列問題。
- Most plural nouns in English end in s'. 英語的複數名詞多以s結尾。
- The drug affects one's power(s) of concentration. 這種葯影響人精神不能集中。
- Diane Witt has not cut her hair for twelve years. 黛安娜?威特已有12年沒剪頭髮了。
- Kalman' s filtering estimation method 卡爾曼濾波法
- Mr.Evans : Good morning, Miss Witt. 埃文斯先生：早上好，小姐亞威特。
- Here are the designs. Which one(s) do you prefer? 這就是那些圖樣.;你喜歡哪一個[些]?
- Which journal(s) do you subscribe to? 你訂閱哪一種雜誌?
- The novel had an enormous vogue in the 1930's. 這本小說在三十年代曾廣為流傳。
- He earned four A's in the final examinations. 他期末考試四門功課得優。
- The Beatles were the pop idols of the 60's. 披頭士樂隊是六十年代人們崇拜的偶像。
- He returned to the fold at his 80's. 他在八十高齡又恢復原來的宗教信仰。
- Mr. De Witt was the first to recover the power of speech. 最先恢復說話本能的是德韋特先生。
