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- This test set includes ultrasonic transducer, ultrasonic amplitude amplifier pole, clamps, etc.The tensile test of copper under ultrasonic vibration was performed and new yield stress was obtained. 设计的内容包括超声波换能器、超声波变幅杆和夹具等，并对紫铜进行了拉伸实验，得到了由于超声波的存在使屈服点降低的结论。
- Design on new structure of ultrasonic amplitude amplifier pole 新型超声变幅杆结构设计
- Modal Analysis of Ultrasonic Amplitude Amplifier Pole 超声变幅杆的模态分析
- amplitude amplifier pole 变幅杆
- Process and Experiments on Two-face-positioned Amplifier Pole 两面定位变幅杆的制造工艺与性能试验
- He flew to Europe via the North Pole. 他经由北极飞到欧洲。
- See if you can hook it with this pole. 看看能不能用这根杆子把它捞起来。
- He cut the iron pole to the size he wanted. 他把铁杆锯成他需要的尺寸。
- He had put up a basket on a pole in the back yard. 他在后院一根柱子上安一个球篮。
- Sound waves are measured by their amplitude. 声波是根据其振幅来测量的。
- I bought an amplifier yesterday. 我昨天买了一个扩音器。
- A red flag slowly went up the pole. 一面红旗徐徐升起。
- Our school won first place for the pole vault. 我们学校赢得了撑杆跳第一名。
- I know he is a bit up the pole, financially. 我知道他经济上有点拮据。
- Qualified in the time trials to start on the pole. 从起跑线内侧开始来测试时间
- The amplitude or loudness of a sound. 音量声音的响度或强度
- Pole vaulters need long run-ups. 撑竿跳需要长距离助跑。
- The pole fell, pinning the man to the ground. 电线杆倒了，把那人压在地上。
- The longest pole knocks the most persimmons! 竿子最长打的柿子最多。
- A sloop has only one central pole. 单桅帆船只有一个中央桅杆。
