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to phrases
scale of hardness
agric.
硬度标
eng.geol.
硬度表〔计〕
plast.
硬度标度
tech.
硬度结垢
;
硬度等级
;
硬度表
;
硬度标准
scale of hardness:
9 phrases
in 4 subjects
Agriculture
1
Electronics
1
Metallurgy
1
Technology
6
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