It begins with Maarten Schmidt who hypothesized that star formation rate (SFR) was related to the surface density of atomic hydrogen gas in the cloud.
最早是MaartenSchmidt猜测恒星形成率(SFR)与云层中氢原子气体密度有关。
The method for the determination of trace mercury in water samples by hydride generation atomic absorption spectrophotometry after cloud point extraction was proposed.
提出了浊点萃取预富集氢化物发生-原子吸收光谱法测定痕量汞的新方法。
Taking the hydrogen atom as an example, the author designs a precise, speedy and convenient application program to draw the atomic orbital and electronic cloud with MATLAB language.
以氢原子为例,以MATLAB为程序开发语言,设计了一种精确、快速、简便地绘制原子轨道和电子云图形的应用程序。
After samples were pre-digested, trace cadmium was concentrated by non-ionic surfactant cloud point extraction and determined by the graphite furnace atomic absorption spectrometry.
样品先经消解,再以非离子表面活性剂浊点萃取富集消解液中的镉,石墨炉原子吸收光谱法测定镉含量。
After samples were pre-digested, trace cadmium was concentrated by non-ionic surfactant cloud point extraction and determined by the graphite furnace atomic absorption spectrometry.
样品先经消解,再以非离子表面活性剂浊点萃取富集消解液中的镉,石墨炉原子吸收光谱法测定镉含量。
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