Presently, passive HTO samplers are being widely used abroad. It samples HTO in air based on the principle of gas molecular diffusion and permeation.
目前被动式氚取样器在国外取得了广泛的应用,它是基于气体分子扩散或渗透原理采集空气中氚化水蒸汽( HTO)样品的一种方法。
As one of the methods of diagnosing the winding deformation, the frequency response analysis method is presently being widely used in many countries besides China.
频响分析法作为变压器绕组变形检测的一种行之有效的方法,已在国内外得到推广使用。
应用推荐