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作为感烟式离子火灾报警探头关键部件的~(241)Amα放射源(简称火警源),采用粉末冶金制源工艺,以黄金作为源窗材料。该产品在使用或贮存一段时间后,源窗表面
As a key component of the smoke-based ion fire alarm probe, the (241) Amα radioactive source (referred to as the fire source) is made of powder metallurgy source technology with gold as the source window material. After the product is used or stored for a period of time, the source window surface