In light colour dolostone abound with carbonification blackly non-stromatolite ecologic system cyanobacteria dolostone.
在浅色白云岩地层中富含炭化的黑色非叠层石生态系兰细菌白云岩。
In light colour dolostone abound with carbonification blackly non-stromatolite ecologic system cyanobacteria dolostone.
在浅色白云岩地层中富含炭化的黑色非叠层石生态系兰细菌白云岩。
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