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purity | |||
cleanliness level | |||
cleanliness | |||
degree of cleanliness | |||
cleanness | |||
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purity degree |
清洁度 : 23 phrases in 11 subjects |
Agriculture | 3 |
Automobiles | 5 |
Ecology | 1 |
Electronics | 2 |
Hydroelectric power stations | 1 |
Nursing | 1 |
Oil / petroleum | 2 |
Refrigeration | 2 |
Steel production | 1 |
Technology | 4 |
Water resources | 1 |