·2,447,543篇论文数据，部分数据来源于NoteExpress
All results show that the beam dynamic behavior is tied up with these factors: frequency of beam, moving frequency of the load and the ratio of vehicle unit mass to beam unit mass.
结果表明梁的自振频率，荷载的行驶频率和荷载与梁质量比对梁的振动都起着重要的作用。
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