Heavy calcium carbonate coarse whiting, which is made of natural calcium carbonate minerals such as calcite, marble grinding.
重质碳酸钙简称重钙是由天然碳酸钙矿物如方解石、大理石磨碎而成。
Heavy calcium carbonate coarse whiting, which is made of natural calcium carbonate minerals such as calcite, marble grinding.
重质碳酸钙简称重钙是由天然碳酸钙矿物如方解石、大理石磨碎而成。
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