1) Vapor Sample
气态样品
1.
Preparation Technique of Vapor Sample of Volatile Liquid for FTIR Analysis;
红外光谱中挥发性液体的气态样品取样技术
2) sample's state
样品状态
1.
Near infrared spectrum (especially the diffuse reflection spectrum of powder or seed) is easily affected by sample's state and loading condition because of the lower Signal Noise Ratio in the spectrum region and the complex back- ground while detecting.
近红外谱区的信噪比较低和测定时的复杂背景,导致近红外光谱易受样品状态和装样条件的影响。
4) sample morphology
样品形态
1.
Laser-induced breakdown spectroscopy was used to analyze coal samples, and the influence of sample morphology on laser ablation properties of coal was analyzed.
实验研究表明,样品形态对燃煤的激光烧蚀特性有显著影响。
6) Atmospheric sample
大气样品
补充资料：气态方程
气体状态方程用公式表示为pv=nrt,p为压强,v为体积,n为物质的量,r为常数,t为绝对温度.t的单位为开尔文(字母为k),数值为摄氏温度加273.15,如0℃即为273.15k.当p,v,n,t的单位分别采用pa(帕斯卡),m3(立方米),mol,k时,r的数值为8.31,这个方程在物理教材上有,当然来自科学实验.该方程与阿伏加德罗定律是一致的.根据pv=nrt,可看出,当压强(p)与温度(t)不变时,体积(v)与物质的量(n)成正比.其余类推.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条