目前，国内生产消防用易熔合金元件的厂家较多，但缺乏统一的产品标准进行规范。
At present, the domestic production of fire with the fusible alloy components manufacturer more, but the lack of uniform standards to regulate the product.
目前，国内生产消防用易熔合金元件的厂家较多，但缺乏统一的产品标准进行规范。
At present, the domestic production of fire with the fusible alloy components manufacturer more, but the lack of uniform standards to regulate the product.
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