词汇	unit penstock
释义	unit penstock 压力支管
随便看	stress-free state method Stress-free temperature stress freezing stress freezing effect stress freezing electric furnace stress freezing method stress-freezing method of photoelasticity stress-freezing oven stress-free zone Stress fringe stress fringe patter stress fringe pattern stress fringe value stress frozen method stressful Stressful concentration stressful event stressful events Stressful factors Stressful hypertension stressful life event Stressful life events stressfully stressfulness stressful region