The asthma test USES a device called a spirometer to do the measuring.
哮喘测试会使用一种叫做肺量计的装置来完成上述测定。
ABSTRACT: Objective to evaluate the diagnostic specificity of dynamic assessment and monitoring using a portable spirometer in diagnosis and differential diagnosis of asthma.
摘要：目的评价动态肺量测定在支气管哮喘诊断和鉴别诊断中的价值。
This paper introduces the working principle of logic encryption card SLE4442 and its concrete application at spirometer, and also the design of a general IC card interface circuit.
文章介绍了逻辑加密卡sle4442工作原理及其在肺活量计上的具体应用过程，并设计了一种通用的IC卡接口电路。
This paper introduces the working principle of logic encryption card SLE4442 and its concrete application at spirometer, and also the design of a general IC card interface circuit.
文章介绍了逻辑加密卡sle4442工作原理及其在肺活量计上的具体应用过程，并设计了一种通用的IC卡接口电路。
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