Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/296c04ac7a36e915c4012f95b6d52332.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 hammer test例句_hammer test英汉例句_hammer test双解例句_94生活常识网有道词典
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。