润滑油和蜡加氢补充精制过程的英文

hydrogen finishing process

• 润滑油:    lube; lubricating ...
• 和:    mix; blend
• 蜡:    a sacrifice offere ...
• 加氢:    hydrogenation; hyd ...
• 补充:    replenish; supplem ...
• 精制:    make with extra ca ...
• 过程:    process; procedure ...