Distorsion,corrosion,erosion and abrasion mechanisms,concerning the faulty section,of the boiler s secondary superheater were studied by on-site measurements and by samples,cut from the tubes.

别采取现场实测和割管取样2种方法锅炉二次过热器的、蚀、冲刷与磨损等主要失效机理进行了析,并由此得出预防管子失效的策。

This paper shows that under certain conditons it is possible to diminish and even eliminate the nonlinear distorsion of a peak envelope detector by biasing the diode adequately.

本般所谓惰性失真和切削失真同时析讨论而获得统公式,并且发现二极管加适当的正偏压可以减小或消除失真。