The precise cause of the disaster remains uncertain, so there is no way to know what role, if any, the signaling assembly may have played.

此次事故的确切原因仍不确定，所以无法知道信号系统对事故的发生可能起到了何种作用（如果确实起了作用的话）。

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Its products are routinely used in applications demanding highly precise, controlled movement including: robotics, medical, assembly, semiconductor, packaging, engraving and pick-and-place.

其产品广泛用于需要高精度、运转控制的应用中，包括：机器人、医学、组装、半导体、包装、雕刻和分拣。

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Second, the complete bearing undergoes the strict precise match before the assembly. Cannot exchange in the use spindle foot die space other components.

第二，成套轴承在装配前经过严格的精密选配。不能互换使用锭脚型腔内的其它零件。

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