... 热带密灌丛 fourre; tropical scrub 带密封圈的球轴承 ball bearing with seals; ballbearingwithseals 温带和寒带密灌丛 temperate and cold scrub ...
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ball bearing with two seals 两面带密封圈的球轴承
ball bearing with seals
带密封的滚珠轴承
以上为机器翻译结果，长、整句建议使用 人工翻译 。
DAC series wheel bearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings which is available with seals or without seals.
DAC系列轮毂轴承是由一个整体外圈和两个可分离内圈组成的双列角接触球轴承，有带密封圈和不带密封圈两种结构。
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