Radial loading is the amount of weight placed vertically above the axle. Sitting on a trike places an axial load on the bearings. The drawing below is a cross-sectional view of a radial bearing.

径向负荷的重量是多少轴垂直放在上面。三轮车坐在一个地方对轴承的轴向负荷。下图是一个径向轴承截面的看法。

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At first, small wave load have caused an amount of damage and decrease the ultimate bearing capability to the structures, then fatigue load have caused wholly destroy.

首先因较小的波浪载荷引起一定的疲劳损伤并造成极限承载能力的下降，然后因极限波浪载荷而引起结构的完全破坏。

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After about 500 hours' operation, please check the main bearing. If it is necessary, please clean and add proper amount of grease or replace it with a new one.

本机器运行累计500小时左右时，请检查主轴承，必要时清洗，加入适量的润滑脂或更换。

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Wal-Mart may improve its sales by offering free shipping, but if there is no minimum purchase amount, small value purchases could lead to the retailer bearing higher expenses relative to sales.

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If invested in conservative, interest rate bearing instruments, those low present and projected interest rates dictate that a much larger amount needs to be invested in order to achieve your desired future retirement income.

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