介绍笔者为测试交换机呼叫接续功能而开发的，供大型交换机生产线使用的一套专用测试系统的软硬件设计方法。
The designs both software and hardware for a special test system of the call-connection of the program-controlled exchange are introduced and the structures both software and hardware are showed here.
T103测试线用于长途局间中继线上所有监控和信令功能测试。
The T103 is used for the overall testing of supervisory and signaling features on inter - toll trunks.
诊断的基础上作出的肺功能测试，X线胸片，测量水平的血液氧气和二氧化碳，考试的痰液和其他的测试。
The diagnosis is made on the basis of lung function tests, chest X-ray, measurement of the levels of blood oxygen and carbon dioxide, examination of the sputum and other tests.
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