HB8643-2022民用飞机机舱内部隔音/隔热材料抗火焰烧穿性能试验方法Testmethodtodeterminetheburnthroughresistanceofacoustic/thermalinsu...
HB8642-2022民用飞机机舱内部隔音/隔热材料火焰蔓延试验方法Flammabilityandflamepropagationtestmethodforacoustic/thermalinsulationmat...
HB8494-2014民用飞机客舱隔热、隔音层设计要求Designrequirementoncabin′sheat/soundinsulationlayerofcivilairplane2014-07-09发布201...
ICS19A21中华人民共和国国家标准GB/T25353—2010隔热隔音材料燃烧及火焰蔓延特性试验方法Testmethodtodeterminetheflammabilityandflamepro...
ICS19A21中华人民共和国国家标准GB/T25352—2010隔热隔音材料耐烧穿试验方法Testmethodtodeterminetheburnthroughresistanceofthermal/acou...
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隔音屏施工工艺(写施工方案有用到)一、方案比选...................................1二、施工工艺...................................2一...
加工制作铝塑隔音窗户委托协议书甲方(消费者):_________乙方(销售者):_________地址:_________地址:_________电话:_________电话:___...
加工定做铝塑隔音窗户协议甲方(消费者):_________乙方(销售者):_________地址:_________地址:_________电话:_________电话:_________...
加工定做铝塑隔音窗户协议书甲方(消费者):_________乙方(销售者):_________地址:_________地址:_________电话:_________电话:_______...