以下为句子列表：
英文: According to the indexes of the electricity generating performance and their affecting factors, a system with a Hall displacement transducer and a charge amplifier to measure the vibration amplitude of the PEC and the quantity of electric charge was devel
中文: 根据压电陶瓷发电性能指标以及影响因素，设计了采用霍尔位移传感器和电荷放大器对压电陶瓷振幅和电荷量进行测量的系统。
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英文: Based on qualitative analysis and comparison of several options for suppressing transverse vibration on deck type steel plate girder of railway bridge,conclusions are made as follows:with static reinforcing,the vibration amplitude can be suppressed to som
中文: 通过对目前抑制铁路上承式钢板梁桥横向振动的几种方案进行定性的分析和比较，认为：静力加固方案可以使桥梁振幅有所减小，但不能避免准共振现象的发生，而且工程造价较高，施工也不方便；两桥连接方案减振效果明显(减振率近50%)，比较经济也比较方便，但同样不能避免准共振现象的发生；动力减振方案(MTMD抑振方案)可以有效的抑制桥梁的准共振现象(现场试验中减振率达51.83%)，而且工程造价较低，施工简单、方便。
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英文: Based on the study of transverse vibration of 469Q gasoline engine, this paper proposes that the span length of the synchronous belt is the main factor affecting the vibration amplitude and frequency, and this has been verified on 469Q gasoline engine.
中文: 摘要通过对469Q汽油机正时同步带传动进行横向振动的分析研究，提出了影响同步带横向振动频率和振幅的共同因素主要是同步带跨度，并且通过试验验证了结论的正确性。
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英文: The result of emulation shows that the vibration amplitude of improved system is only 20%-30% of the original one.
中文: 仿真结果表明，改进后系统振幅降为改进前的20%~30%。
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英文: The study shows that shortening the span length can effectively reduce the transverse vibration amplitude of synchronous belt and can avoid possible resonance region of synchronous belt.
中文: 结果表明，减小同步带跨度既可以有效减小同步带运动过程中横向振动幅度，又可以使同步带运动有效避开正时传动机构可能的共振区。
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