变形振动，又称弯曲振动或变角振动，指的是基团键角发生周期变化而键长不变的振动。
目前数字全息技术已经广泛应用于形貌测量、变形振动测量、显微观测、信息加密、粒子场测量、数字水印等领域。
At the present time digital holography is widely used in shape measurement, distortion shaking measurement, micro observation, information encryption, particle measurement, digital watermarking et al.
一些具有亚电性的材料，会因为热能或者振动而改变形状，并产生可捕获贮存的电流。
And certain materials are "piezoelectric", meaning that they naturally become deformed by heat or vibrations, generating an electrical current that can be captured and stored.
随着起重机运行时产生的冲击和振动，可能引起轨道安装的松动、连接件脱落、变形、裂纹、精度指标超差。
With the impact and vibration of the crane, it may cause the rail installation loose, the connector fall off, deformation, crack, precision index super difference.
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