During a facing operation, feed is provided by the cross slide, whereas the depth of cut is controlled by the carriage or compound rest.
在端面车削操作中，进给由横向滑板提供，而切削深度则通过大拖板或复式刀架控制。
S economy is likely to slide into a recession. The world economy is facing the most dangerous crisis in the last 70 years.
美国经济事实上可能已经陷入了衰退，全球经济也正在面临七十年来最危险的经济危机。
S economy is likely to slide into a recession. The world economy is facing the most dangerous crisis in the last 70 years.
美国经济事实上可能已经陷入了衰退，全球经济也正在面临七十年来最危险的经济危机。
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