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。
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。
That the surface's radiation cooling affects on the ground layer temperature inversion is presented as the relatively strong echo peak value corresponding to the temperature variety's valley value.
而地表的辐射冷却，对近地层逆温的影响，表现为较强的回波强度峰值，对应气温变化的谷值。
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