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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. 首先研究了由永磁铁、霍尔元件和放大电路组成的探头，并在探头提取出裂纹信号的基础上，研究了信号的滤波和采样；
- Q16：What is the shelf life of 3M's filtering facepiece respirators? 问16：3M随弃式呼吸防护口罩的存放期是多长时间？
- They pitched camp on the moor for the night. 他们在高沼地搭帐篷过夜。
- The search party spread out over the moor. 搜索队在荒草地分散行动。
- They spend the winter(s) in a warmer climate. 他们在气候较暖的地方过冬。
- Keep to the track the moor is very boggy around here. 不要偏离车道--这一带沼泽地多。
- Most plural nouns in English end in "s". 英语的复数名词多以“s”结尾。
- The sweater had shrunk after repeated washing(s). 这件套头毛衣洗过多次已缩水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的爱好。
- Better marry over the madden than over the moor. 陌生人中勿择妻。
- Answer the following question(s). 回答下列问题。
- Most plural nouns in English end in s'. 英语的复数名词多以s结尾。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- It was a far fetch from Jane's house to the moor. 简的家离那片荒野地有相当长一段距离。
- Kalman' s filtering estimation method 卡尔曼滤波法
- Our path skirted along the moor. 我们的小径沿松鸡猎场蜿蜒而上。
- Here are the designs. Which one(s) do you prefer? 这就是那些图样.;你喜欢哪一个[些]?
- A track was gradually worn across the moor. 一条横越荒野的小径渐渐被踩出来了。
- Which journal(s) do you subscribe to? 你订阅哪一种杂志?
- The novel had an enormous vogue in the 1930's. 这本小说在三十年代曾广为流传。
