PREVIEW
... ocated, the two squads sprang into action.
One group of experts who stayed behind began to study the structure of the sinkhole more meticulously, using a portable X-ray fluorescence spectrometer to analyze the composition of any potential gold metal fragments, while also employing a portable mass spectrometer to detect chemical substances in the air, hoping to find more clues.
Meanwhile,
another expert, escorted by a special soldier, ventured deep into the heart of the Qi ...
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