The experimental results shown that the quantitative analysis of the powder sample can be quickly made by photoacoustic spectroscopy.
实验结果表明，光声谱术可对粉末样品作出快速的定量分析。
The nitrogen and oxygen in sintered block Si 3N 4 can not release so completely as the powder sample at the same heating and extracting condition.
粉末压型烧结氮化硅样中氮和氧难以完全释放，其主要原因为烧结氮化硅样与粉末氮化硅样释放动力学条件不同。
X-ray diffraction and transmission electron microscope experiments indicate the powder sample is amorphous and also show the average particle size and crystallization products.
射线衍射和透射电子显微镜实验不但证实它的非晶性，而且给出它的平均颗粒度大小和晶化产物。
With powder sample being pressed into piece, a method for XRFA of fluorspar has been established on the basis of matrix corrections. The method proved to be rapid accurate and cheap.
采用粉末直接压片法，通过基体校正等手段，建立了氟石X射线荧光分析方法，该方法快速、准确、成本低。
With powder sample being pressed into piece, a method for XRFA of fluorspar has been established on the basis of matrix corrections. The method proved to be rapid accurate and cheap.
采用粉末直接压片法，通过基体校正等手段，建立了氟石X射线荧光分析方法，该方法快速、准确、成本低。
应用推荐