... 未定 undetermined 扫频测量 sweep frequency test 道碴床 ballast bed ...
基于6个网页-相关网页
Sweep Frequency Vibration Test 扫频振动试验
Frequency sweep test 频率扫描试验
phase frequency sweep test 相位扫频测试
·2,447,543篇论文数据，部分数据来源于NoteExpress
In this paper several dynamic testing methods of electrohydraulic servo systems are introduced, including stochastic noise test, hammering test and sweep frequency test.
本文介绍电液伺服系统的几种动态测试方法，包括随机噪声测试，锤击法测试和扫频测试。
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