采用“先吸收后分光”方式，氘空心阴极灯或变宽谱线空心阴极灯作激发光源。

This assembly uses mode of "first absorption then spectroscope , excitation source of deuterium hollow cathode lamp or broadening line hollow cathode lamp."

youdao

采用“先吸收后分光”方式，氘空心阴极灯或变宽谱线空心阴极灯作激发光源。

This assembly uses mode of "first absorption then spectroscope , excitation source of deuterium hollow cathode lamp or broadening line hollow cathode lamp."

youdao