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发布时间：2007-07-14
实施时间：2007-12-01
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[SJ 20384-2007] 机载电子设备机箱A类前锁紧装置规范[现行]
发布时间：2007-07-14
实施时间：2007-12-01
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[SJ 20971-2007] 机载电子设备机箱B类前锁紧装置规范[现行]
发布时间：2007-07-14
实施时间：2007-12-01
本规范规定了机载电子设备机箱B类前锁紧装置的详细要求。本规范适用于机载电子设备机箱B类前锁紧装置。
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[SJ 20597A-2005] 金属丝网屏蔽衬垫通用规范[现行]
发布时间：2005-03-11
实施时间：2005-04-01
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[SJ 20909-2004] 户外电子设备紧固件的防护工艺规范[现行]
发布时间：2004-10-25
实施时间：2004-12-30
本规范规定了户外电子设备低合金结构钢、不锈钢或高耐腐蚀铜合金螺纹紧固件防护的要求、工艺和试验方法。本..
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