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permeability meter | |||
permeameter | |||
transmittance meter (e.g. for air pollution measurement) | |||
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permeameter |
измеритель проницаемости : 5 phrases in 5 subjects |
Aviation | 1 |
Household appliances | 1 |
Oil / petroleum | 1 |
Telecommunications | 1 |
Water resources | 1 |