Earwax is a protective material that contains bacteria-fighting elements, but it sometimes accumulates and has to be cleaned out because it can impede hearing or cause pain.
耳垢含有对抗细菌的成分，是一种保护性物质，但有时它会堆积成堆，影响听力或造成痛苦，因此必须被清理掉。
Results indicate that all organic impurities can be cleaned out from NaSCN solution with this method.
结果表明，利用高温净化除杂方法，可以把硫氰酸钠中的有机杂质全部去除干净。
Results indicate that all organic impurities can be cleaned out from NaSCN solution with this method.
结果表明，利用高温净化除杂方法，可以把硫氰酸钠中的有机杂质全部去除干净。
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