从煤炭行业标准ＭＴ１７６－９１商品煤质量抽查方法》的制订程序及内容与国家的法律法规及相关的国家标准之间的差异进行了对照分析，指出单方面扩大允许差的界限，使用户蒙受经济损失，同时增大了运力的浪费并给电力生产带来一系列问题。建议停止ＭＴ１７６－９１在电力行业的使用，由电厂直接与煤矿按照国务院发布的《工矿产品购销合同条例》自行规定商品煤的质量验收办法．在条件成熟时，制定电力行业相应标准或国家标准。 From the coal industry standard MT176-91 commercial coal quality testing method, “the establishment of procedures and content and national laws and regulations and the relevant national standards differences between the analysis, pointing out that the unilateral expansion of the allowable margin of poor, so that users suffer economic Loss, while increasing the waste of capacity and bring a series of problems to the electricity production. It is recommended to stop the use of MT176-91 in the power industry by the power plant directly with the coal mines in accordance with the State Council promulgated the ”Regulations for the purchase and sale of industrial and mining products," self-regulation of coal quality inspection methods. When the conditions are ripe, formulate the corresponding standards of power industry or national standards.