The results indicate that this method is able to extract effectively the rolling bearing fault feature frequency and improve the veracity of rolling bearing fault diagnosis.
结果表明：该方法可以有效提取滚动轴承故障特征频率，提高了轴承故障诊断的准确性。
WAS ce will have a more measured release cycle that balances the need to get the latest feature or function with a release frequency that is more predictable and spaced.
WAS CE将有一个较规律的发行周期，通过比较可预测的发行频率来平衡获得最新特性或功能的需求。
Channel (also called a distribution channel or sales channel) : Product availability, feature availability, security, customer support, frequency and kinds of marketing communications, etc.
渠道(也叫分销渠道或销售渠道)：产品的有效性，特征的有效性，安全，客户支持，频繁的各类市场交流，等等。
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