当接缝和裂缝扩大形成空洞时,大量的水也会被储存在石灰岩中。
Large quantities of water may also be stored in limestones when joints and cracks have been enlarged to form cavities.
先前的相关研究表明,地球轨道周围也存在类似的尘埃空洞,其尘埃是来自小行星带的。
Earlier studies have shown that the Earth does the same thing with dust released from the asteroid belt.
先前的相关研究表明,地球轨道周围也存在类似的尘埃空洞,其尘埃是来自小行星带的。
Earlier studies have shown that the Earth does the same thing with dust released from the asteroid belt.
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