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- collimated sound beam 准直(超)声束
- Sound beam diameter, refracted angle, beam direction, expected flaws, instrument serial number. 声束直径、折射角、波束方向、预计缺陷、仪器编号。
- The sound beam is even equipped with a viewfinder so the operator can precisely target the audio by finding a person in cross hairs. 这个声音柱甚至装备了一个秒转器，所以操作者能在杂乱的人群中将声音准确的定位目标。
- The sound field in the two planes of axial and radial to the cylinder were analyzed when the sound beam vertically incidents into the cylindrical work piece. 首先从理论上分析了聚焦声束垂直于圆柱形工件表面入射时,沿圆柱体轴线与圆周两个互相垂直的方向上的声场情况。
- A sound mind is inseparable from a sound body. 健全的精神是与健康的身体是不可分割的。
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- He has told a story which sound not objective. 他讲了听起来不真实的一个故事。
- Study of Underwater Spot Spread of Collimated Laser Beam[J]. 引用该论文 刘应状;朱耀庭;朱光喜;马泳;彭复员.
- A little modify the model of finite-amplitude focused sound beam in time domain 有限幅度聚焦声束时域模型的一点改进
- I caught a curious sound in the neighboring room. 我听到隔壁房间里有奇怪的响声。
- I was awakened by the sound of church bells. 我被教堂的钟声吵醒。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
- I quivered with fear at the sound. 我听见那种声音就吓得发抖。
- Her mouth open and shut, but no sound come out. 她的嘴张开又闭上了，没有发出声音。
- I have got accustomed to noisy sound. 我已习惯于嘈杂声音。
- The bell gave forth a peasant, lingering sound. 钟奏起了悠扬悦耳的曲调。
- He was a man with a sound constitution. 他是个体质强健的人。
- They have got home safe and sound. 他们已平安到家。
- I heard a faint sound in the distance. 我听到远处有个微弱的声音。
- The explosion gave forth a tremendous sound. 爆炸发出巨大的声响。
