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.
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。
Rescuers are preparing to blast the barrier of the swelling dammed lake at Tangjiashan near Beichuan County with dynamite.
北川县城附近的唐家山堰塞湖水位不断上涨，抢险人员准备实施爆破、分流排水。
Rescuers are preparing to blast the barrier of the swelling dammed lake at Tangjiashan near Beichuan County with dynamite.
北川县城附近的唐家山堰塞湖水位不断上涨，抢险人员准备实施爆破、分流排水。
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