adj.过[特,超]硬的;超硬;
例句:
1、
Single grain mined diamond used as dressing tool is not suitable for dressing superhard wheels.
用单颗粒金刚石修整工具是不适宜的.
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2、
The emergence of PDC is a great breakthrough on superhard material producing technology.
材料的出现,是超硬材料制备技术的重大突破.
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3、
Can be widely used in processing the finishing superhard materials, hardware materials rough.
可广泛用于加工超硬材料的精加工, 硬材料粗加工.
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