For matched bearings mounted immediately adjacent to each other, the reference speed for the bearing pair is some 20 % lower than for a single bearing.
对于紧靠在一起安装的配对轴承，配对轴承的额定速度比单个轴承低20%左右。
It has basically matched with low speed sealing bearing bit, but it cannot avoid its fault.
它与低速密封轴承钻头已基本匹配，但其失效不可避免。
If matched pairs of tapered roller bearings arranged face-to-face or back-to-back are mounted together with a third bearing, the bearing arrangement is statically indeterminate.
如果面对面或背对背配置的相配圆锥滚子轴承对与第三个轴承安装在一起，轴承配置为静态不确定。
A horizontal jack is supported on the shifting bearing and is matched with the shifting bearing.
水平千斤顶支承在活动支座上并配套使用。
A horizontal jack is supported on the shifting bearing and is matched with the shifting bearing.
水平千斤顶支承在活动支座上并配套使用。
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