采用原状土芯(intact core)法,探讨了四川洪雅柳江退耕模式--光皮桦(Betula luminifera)与扁穗牛鞭草(Hemarthria compressa)复合模式(HN)、扁穗牛鞭草草地模...
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Primary containment vessels in units 1 and 3 are reportedly intact, but a structure in unit 2 has cracked, preventing water from fully covering the core.
报道中称1号和3号的反应堆外壳是完好的,但是2号反应堆中的某个构架被炸坏了,致使水无法完全淹没核心。
A second explosion has hit a Japanese nuclear plant that was damaged in Friday's earthquake, but officials said the reactor core was still intact.
在星期五地震中受到损坏的一个日本核电站又一次遭受爆炸性的冲击,但是官方称核反应堆活性尚且完好。
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