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- Ground roll wave has characteristics of strong energy, low frequency and slow attenuation. 摘要面波具有能量强、频率低、吸收衰减缓慢等特点。
- By using band and equal distance wavelet transform and average energy method, the ground roll wave can be recognized and suppressed belier, hence obtaining good results. 采用窄档等频距小波变换方法，在含面波的低频频带内，用平均能量法识别和压制面波，取得良好效果。
- With rolling waves it glitters simply far and wide. 滟滟随波千万里
- The melody is suggestive of rolling waves. 这旋律使人联想到滚滚波涛。
- Therefore, it is feasible to survey surface structure by using the Rayleigh ground roll waves with moderate detectability. 因此，利用石油地震勘探记录中的瑞雷面波来调查表层结构是可行的，它具有中等尺度的探测能力。
- It was not easy designing a radar system able to pick out a submarine peniscope from aimd the endless rolling wave father. 要设计一种能从不断翻滚的海浪回波中辨别出潜艇望镜的雷达系统，并非易事。
- Chock the barrel up or else it will roll over. 用楔子塞住圆桶,不然它会滚过去。
- This progressive detailing of the project management plan is often called “rolling wave planning,”indicating that planning is an iterative and ongoing process（see Figure 3-7）. 使项目管理计划逐步详细和深入的方法常常叫做“滚动式规划”，表明规划是重复多次的连续过程（见图3-7）。
- The slow steady roll of the ship made him sick. 轮船不停地缓慢摇晃使他感到不适。
- The desk calculator use a roll of paper. 这台台式计算机使用卷纸。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- I'm going to a rock and roll concert tonight. 我今晚正要去参加摇滚音乐会。
- If the table top isn't level, things will roll off. 如果桌面不平，东西就会滚下来。
- I am able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- The boy turned up missing at roll call. 小男孩在点名时不见了。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The jokes made everybody roll about. 那些笑话逗得人人捧腹大笑。
- I was able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
