“It is clear that in the US there was never a serious research program for earthquake prediction.
“It is clear that in the US there was never a serious research program for earthquake prediction.
“显然,在美国从来没有过任何对地震预测从事认真研究的项目计划。
“It is clear that in the US there was never a serious research program for earthquake prediction.
“显然,在美国从来没有过任何对地震预测从事认真研究的项目计划。