Furthermore, bronchial responsiveness significantly improved among both groups, and asthma symptoms and use of rescue bronchodilators significantly decreased.
而且，两组之间的支气管反应性明显得到改善，哮喘症状和支气管扩张剂的抢救使用频率明显减少了。
Conclusion the measurement of bronchial responsiveness is important for the diagnosis of CVA, but it is not the only diagnostic criteria and should be combined with other clinical data.
结论气道反应性测定是诊断cva的重要依据，但不是唯一的诊断标准，还应结合其它临床资料综合判断。
Respiratory responsiveness was measured by methacholine chloride bronchial provocation test in 163 new cotton workers before and after 10 weeks exposure to cotton dust.
为研究棉尘病发病机制，对163名棉纺厂新工人，于接尘10周前、后分别进行氯化乙烯甲胆碱支气管激发试验；
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