| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 25498.5-2017 | English | 219 |
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Days<=3
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Electroacoustics -- Simulators of human head and ear -- Part 5: 2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts
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GB/T 25498.5-2017
| Valid |
GB/T 25498.5-2017
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