金属爆破片的时效性能使爆破压力的准确性受到影响，并直接关系到被保护设备的安全。

The ageing characteristic of metal rupture disc will affect the accuracy of rupture pressure and weaken the safety of equipment to be protected.

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爆破片为拱形开缝的金属膜片和密封膜构成的组合件。

Bursting disc is an arched slotted metal film and the sealing membrane consists of a combination of parts.

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新的无爆破采矿工艺的诞生为开采黄金、钨、钼等贵金属薄矿脉和极薄矿脉开辟了一条途径。

The new mining method can reduce losses and dilution of excavated ores to extreme extent (<1~3%), while saving explosive materials.

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新的无爆破采矿工艺的诞生为开采黄金、钨、钼等贵金属薄矿脉和极薄矿脉开辟了一条途径。

The new mining method can reduce losses and dilution of excavated ores to extreme extent (<1~3%), while saving explosive materials.

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