amsoil aff is formulated with high levels of anti-wear additives that provide excellent protection for pistons bearings and gears in transmission containing units while its shear stable sae 40 viscosity delivers a thick lubricating film for an extra margin of protection in hard working enginesamsoil
Amsoil aff采用高水平的抗磨添加剂配方，为变速箱包含单元的活塞轴承和齿轮提供出色的保护，而其剪切稳定的sae 40粘度提供了厚厚的润滑膜，为辛勤工作的发动机提供额外的保护
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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