Conclusion: The needle crystal of calcium oxalate is one of the stimulating components in Pinellia ternata.
结论: 半夏中所含的草酸钙针晶为半夏的刺激性成分之一.
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The common inclusions in natural quartz crystal are needle crystal and fibrous crystal.
天然水晶中最为常见的固态包裹体为针状、纤维状晶体.
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