《《《《《《《《内容已删除》》》》》》》》》
60HRC
60HRC
60HRC
例句：
1
The
cutting
edge
added
inductional
quench
.
The Rockwell
hardness
of the
cutting
edge
is about
60HRC
.
剪切
刀口
附加
感应
淬火
，
剪切
刀口
硬度
约
为
洛
氏
硬度
60HRC
。
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you
's
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60HRC60HRC