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Complexity
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2021
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Article
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Tab 1
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Research Article
[Retracted] Influence of Sulfur and Additives on Wear of Exhaust Valve Seat of Cylinder Head
Table 1
Wear mechanism analysis test devices.
Device
Model
Scanning electron microscopy
SEM, EVO18
The X-ray photoelectron spectroscopy
XPS ESCALAB MK II