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近年来，一氧化碳（CO）长期作用对心血管的损害已逐渐引起人们的注意［’j，为进一步探讨长期接触低浓度CO对作业人员的血液及心电图的影响，我们对合成氨厂造气车间168名工人进行调查，结果报告如下。1一般资料1.l观察组造气车间接触CO作业工人168例为观察对象，其中男性137
In recent years, the long-term effects of carbon monoxide (CO) on cardiovascular damage have gradually attracted attention [’j, to further explore the impact of chronic exposure to low concentrations of CO on workers’ blood and electrocardiogram, we have 168 gas plants for ammonia plants. A survey was conducted by a worker and the results are reported below. 1 General Information 1.l Observing Group 168 workers exposed to CO in the gas-making workshop were observed, including male 137