利用雷达遥感的穿透特性，对在北非撒哈拉的埃及南部发现沙层覆盖下的古河道，对阿拉伯半岛风沙覆盖的地质特征等作了广泛的研究。

With this ability of radar, paleo-river covered by drift-sand was found in the south of Egypt, northern Africa, and the geological features beneath the sand in Arab peninsula was also outlined.

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所以物质具有不可穿透的特性。

So matter has the property of impenetrability.

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串联的空间特性形成了上下两层之间的视觉连续性，使得日光也可以向下穿透到地下室。

The cascading nature allows visual continuity between upper and lower levels, and daylight to Pierce its way down to the basement.

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