Such “ultra-supercritical” boilers, they say, could achieve efficiencies of over 50%, reducing emissions still further.
他们说这种“超超临界的”熔炉可能让燃烧效率超过50%，并进一步减少污染物排放。
2
In this paper, materials selection and preventing solid particle erosion measures of ultra-supercritical steam turbine's high temperature parts are introduced.
介绍了目前国内外关于超超临界汽轮机高温部件的材料选择及其对高温部件固粒侵蚀所采取的防止措施。
3
The only plant AEP has under construction is the highest efficiency model, known as "ultrasupercritical.