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- when the beam waist radius is very small, they have a great difference and the theory of the second intensity moment of non-paraxial scalar beam must be used. 束腰半径较小时,傍轴理论计算的结果有较大误差,必须采用精确光强定义下的非傍轴光束质量因子的定义作修正。
- second intensity moment 光强二阶矩
- He singled and went to second on a passed ball. 他击出一垒打,再因对方漏接而跑上二垒。
- The runner went to second base on a wild pitch. 一记瞎设让跑垒员跑上了第二垒。
- It travels thousands of miles per second. 它一秒钟能走几千英里。
- The second snub settled his hash. 第二次碰壁使他不敢再找麻烦了。
- The second term commences in March. 第二学期自三月开始。
- AN ALGORITHM OF SEGMENTATION OF VEHICLE-LICENSE-PLATE IMAGES BASED ON WAVELET TRANSFORM AND INTENSITY MOMENT 基于小波变换和亮度矩的车牌图像分割算法
- He kicked the car down from third to second. 他把汽车排档从3档降为2档。
- Her second novel was taken apart by the critics. 她的第二部小说受到评论家的严厉批评。
- My father grows roses that are second to none. 我父亲种的玫瑰是最好的。
- An Algorithm of Threshold Image with Invariable Intensity Moment Improved by Points of Interest and the Gradient 根据特征点及梯度进行改进的矩不变阈值分割图像算法
- The game didn't heat up until the second half. 游戏玩到后半场才热闹起来。
- The second batch of sugar is better than the first. 第二批制成的糖比第一批好。
- The second part is the high spot of this book. 第二部分是这本书的最精彩部分。
- Yes, this could make for some intense moments, maybe around Wednesday, but it could also make for positive change.You're not as indecisive as you think you are. 这样就会产生一些激烈的时刻,大概在周三左右,但是这样可以为你带来一些积极的转变,你并不像你自己所想的那么被动。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- He gave me a second shot of penicillin. 他又给我打了一针青霉素。
- Most of our knowledge is at second hand. 我们的大部分知识是间接的。
- I only heard the news at second hand. 我只是间接听到这个消息的。