zhè / xiàng / háng yè / guī fàn / bān xíng / yǐ yǒu / duō nián / qǐ yè / réng / xū / dìng qī / jiǎn chá / zhí xíng / qíng kuàng

这项行业规范颁行已有多年，企业仍需定期检查执行情况。

This industry standard has been in force for many years, but companies still need to regularly check how it is being implemented.