双向推力角接触球轴承
双向推力角接触球轴承-
双向推力角接触球轴承接触点沟径尺寸测量方法的改进
Improvement of measuring method of contact point groove diameter for double-direction thrust angular contact ball bearing
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双向推力角接触球轴承适用于机床主轴，单向推力角接触球轴承适用于丝杠支承。
The double direction angular contact thrust ball bearings are suitable for machine tool spindles , while the single are used to support ball screws .