大理石可磨得极为光滑。
Stellite takes a high polish and is used in steel valve seat rings.
钨铬钴合金可以进行高度抛光，可用于钢阀门的密封环。
The outer sheath of cables has high mechanical strength, good abrasion resistant and high polish degree.
电缆外护套机械强度高、耐磨性好，并且具有高光洁度。
The outer sheath of cables has high mechanical strength, good abrasion resistant and high polish degree.
电缆外护套机械强度高、耐磨性好，并且具有高光洁度。
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