更多近期的地质研究证明了13000年前的冰川消退现象和整个加拿大不列颠哥伦比亚省主要沿海地区内无冰区的存在。
More recent geologic studies documented deglaciation and the existence of ice-free areas throughout major coastal areas of British Columbia, Canada, by 13,000 years ago.
针对唐山等大地震前出现的“形变空区”现象，依据实验和理论对应变空区进行了探讨。
Based on the phenomena, which the deformation gap was observed before the Tangshan Great Earthquake, this paper discusses the strain gap on test and theory.
我们发现从枕极至头部前区的区域有激活现象。
We found activations in areas extending from the occipital pole to anterior areas.
系统响应通向阵发性混沌的道路有通过拟周期响应，也有通过周期响应进入，且响应在进入阵发性混沌区前一般都有幅值增大的现象；
The response routes to chaos are generally from period or quasi period to intermittent chaos. The response amplitude will increase before chaos beginning.
这种迁移现象反映出大震前远震源区和近震源区内地震活动交替活跃和平静的过程。
The migration phenomena reveal a process that the seismicity in both the far-field and the near-field becomes intensive and quiet alternatively before a main shock.
这种迁移现象反映出大震前远震源区和近震源区内地震活动交替活跃和平静的过程。
The migration phenomena reveal a process that the seismicity in both the far-field and the near-field becomes intensive and quiet alternatively before a main shock.
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