固体炸药是一种蕴含高能量的亚稳态物质，遇外界刺激达到一定阈值就会发生强烈化学反应。
But solid explosives are high-energy metastability materials, when encountered external stimulation to the reactive threshold, a strong chemical reaction will occur.
气凝胶，地球上最轻的固体物质之一，能够承受一公斤烈性炸药爆炸的直接冲击，能够抵御喷灯产生的1300度以上的高温。
Aerogel, one of the world’s lightest solids, can withstand a direct blast of 1kg of dynamite and protect against heat from a blowtorch at more than 1, 300C.
木粉是粉状硝铵工业炸药常用的固体碳氢类可燃剂，同时起到了敏化剂和疏松剂的作用，然而对其的改性研究较少。
Sawdust is one of solid combustible agent used in powder ammonium nitrate industrial explosive, which acts as sensitizer and looseness, but modification research on sawdust is little.
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