以下为句子列表：
英文: For example, the sulfonated and sulfomethlated materials and their derivatives have satisfactorily undergone tests as drilling mud thinners, and the results are comparable to those obtained with commercial mud thinners.
中文: 比如，将磺化物质、磺甲基化物质及其衍生物作为钻井泥浆稀料进行测试，效果令人满意，其应用效果可以同商业泥浆稀料相媲美。
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