In addition, in the same study, all patients were evaluated with dobutamine stress echo, which was negative in all; IMA levels were unchanged at baseline, peak stress and 1 hour after stress.31.
另外，同一研究中，所有的患者都进行了多巴酚丁胺负荷试验，结果都是阴性的：IMA无论是在正常状态，最大负荷试时还是在负荷后一小时都保持不变。
When the first building production peak, peak production side to echo each other in determining the theme based on the materials to effectively use.
筑造时先制作主峰，在确定主题基础上制作侧峰才能相互呼应，材料也才能有效利用。
The measurement of crack height by ultrasonic edge peak echo method and digital signal processing was described, and the results were given.
介绍采用数字信号处理的超声端点反射回波声程测量裂纹高度的方法研究和结果。
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