Slip agents are bearing the design of one of the factors that need to be considered, SKF Bearings has recently launched two new grease LGFL1 & LGFB2.

滑剂是轴承设计中需要考虑的因素之一，SKF轴承近日推出了两种新型润滑脂LGFL1&LGFB2。

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However, the loss of direct commission from airlines made travel agents more beholden to the GDSs, which not only slip them a share of fees but also provide their back-office computing.

ECONOMIST: The travel business: The ineluctable middlemen | The