polychromatic absorptiometry多: many; much; more波长: wavelength吸收: absorb; suck up; soak up; as ...计量: calculate; estimate; measure法: law下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:多波长吸收计量法，即可在微信中查询翻译
