Temperature-dependent fuse is one of the important parts in (smoke) fire dampers, and the fusible alloy is the key element of the fuse.
温度熔断器是（排烟）防火阀中的重要部件之一，而其中的易熔片又是熔断器的关键元件。
Temperature-dependent fuse is one of the important parts in (smoke) fire dampers, and the fusible alloy is the key element of the fuse.
温度熔断器是（排烟）防火阀中的重要部件之一，而其中的易熔片又是熔断器的关键元件。
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