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3.28 MB2020-12-21
[国外标准] BS EN 60335-2-38-2000 Safety of household and similar electrical appliances Part 2-38 Particular req
385.14 KB2020-12-02
[国外标准] BS EN 61249-2-38-2009 Materials for printed boards and other interconnecting structures — Part 2-38
1.74 MB2020-12-01
[国外标准] BS EN 61169-38-2009 Radio-frequency connectors — Part 38 Sectional specification — Radio frequency c
1018.48 KB2020-12-01
[国外标准] AS NZS 3200.2.38-2007 Medical electrical equipment - Particular requirements for safety - Electrical
893.68 KB2020-11-30
[国外标准] CEI EN 61082-2 (1997) [CEI 3-38] Preparazione di documenti utilizzati in elettrotecnica Parte 2 Sche
1.07 MB2020-11-30
[国外标准] BS 3424-38-1998 Testing coated fabrics. Determination of wounded burst strength
682.83 KB2020-11-27
178.62 KB2020-11-01
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21.28 MB2020-11-01
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6.69 MB2019-12-25
212.05 KB2019-11-30