你知道么，那些小泥房都已经开始倾斜，石房也由于地震出现了大洞，而且围墙也在坍塌。 那些墙的裂口这么大，要是万一有点小震动，人们在睡梦之中可能就会被坍塌的墙夺取性命。
You know the mud huts are leaning and the rock houses have big holes and walls are falling and cracks so large that it could fall on them while they sleep with just a little jarring.
大约100码外就是由于校舍坍塌夺去了几百个孩子生命的北川中学遗址-其中就有她哥哥13岁大的孙子。
About 100 yards away are the ruins of Beichuan Middle School, where several hundred students died when the building collapsed -including her brother's 13-year-old grandson.
大约100码外就是由于校舍坍塌夺去了几百个孩子生命的北川中学遗址-其中就有她哥哥13岁大的孙子。
About 100 yards away are the ruins of Beichuan Middle School, where several hundred students died when the building collapsed - including her brother's 13-year-old grandson.
当大质量的恒星耗尽了核能源、坍塌并被压缩到一个紧密和密度达到连光线也逃脱不了它们的引力的时候，黑洞便产生了。
Black holes form when massive stars run out of nuclear fuel, collapse and become so compressed and dense that not even light can escape their gravitational pull.
为太阳质量三到20倍的小型黑洞，是在大恒星坍塌时创造的，并且留下一个足以阻止附近光线的重力拉力。
Small black holes, between three and 20 times the mass of the sun, are created when big stars collapse and leave behind a gravitational pull strong enough to block nearby light rays.
选择的起爆方法应使桥梁在爆破及坍塌的过程中，受到尽可能大的应力。
Initiation is chosen so that during the blasting and collapse procedure, the bridge is subjected to as much stress as possible.
适用于水电站铁路公路边坡大吨位预应力锚固孔排水孔的施工，以及预防滑坡岩石坍塌等地质灾害治理工程。
It is used to drill heavy duty pretension anchor holes at side slope of water power station, railway or highway projects, as well as drainage holes.
适用于水电站铁路公路边坡大吨位预应力锚固孔排水孔的施工，以及预防滑坡岩石坍塌等地质灾害治理工程。
It is used to drill heavy duty pretension anchor holes at side slope of water power station, railway or highway projects, as well as drainage holes.
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