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atmospheric aerosol particle size spectrum 大气气溶胶粒子谱
Keywords aerosol;particle size spectrum;statistical eigen-curves.; 气溶胶粒子;尺度谱;统计特征线;
Keywords Meiofauna;free-living marine nematodes;ecology;systematics;benthos particle size spectra;the Southern Yellow Sea; 小型底栖生物;海洋线虫;生态学;分类学;粒径谱;南黄海;
particle size spectrum 粒度频谱
WHAT IS THE CRITICAL PARTICLE SIZE ? 什么是关键的粒子尺寸?
In clastic sediments, particle size is an important factor. 在碎屑沉积物中，颗粒大小是个重要因素。
One important measure of the instability is particle size. 不稳定性的一个重要测量标准是微粒的尺寸。
The distribution of cementite particle size displayed bimodal. 颗粒状渗碳体的尺寸呈双峰分布。
When Al powder particle size is -260/+300,the speed is mod... 铝粉粒度在-260/+300目时,焊接质量与操控性最佳。
Characterization on the morphology, particle size and spectrum properties have been done with TEM, UV-vis absorption spectrometer, and Photoluminescence spectra. 2. 利用紫外-可见（UV-vis）吸收光谱、荧光发射(PL)光谱、透射电子显微镜(TEM)等表征手段对得到的荧光半导体量子点进行形貌、大小、结晶性、光谱特性和成份等进行分析。
The structure and particle size distribution of the dispersion are observed and analysed by SEM and PCS.The dispersibility and stability are analysed by UV spectrum. 并运用SEM和PCS纳米粒度分析仪,观察了热敏染料分散体系的表面结构及粒径分布,采用紫外可见分光光度仪分析了体系的分散性和稳定性。
Photo polymerization of acrylamide (AAM) onto CaCO_3 particle surfaces and its structure were studied by polymerization effectiveness, electron spectra for chemical analysis (ESCA), scanning electron microscopy (SEM) and particle size measurements. 采用表面光聚合技术处理CaCO3 粉末 ;研究了反应温度、时间、单体浓度等对丙烯酰胺 (AAM )在CaCO3 粉末表面光聚合的影响 ;并采用X光电子能谱 (ESCA)、粒度分析、扫描电子显微镜 (SEM )和模型模拟分析等研究了表面光聚合处理碳酸钙 (CaCO3 )的结构 .
Extinction spectra show that the wavelength of the localized surface plasmon resonance for the Pt nanoisland film would red-shift with the change of their particle size and aspect ratio. 我们也量测以石英为基板之试片的消光频谱，我们所制作的铂奈米岛状膜也具有局限表面电浆共振的现象，且其表面电浆共振的波长会随著颗粒尺寸的大小及长宽比而有位移的现象。
The lenght of time of the extraction and the particle size are both pertinent. 提取的持续时间和微粒的大小都恰到好处。
Shift control of the particle size bar fight, mouse control perspective. Shift控制打杆的粒度,鼠标控制角度。
The optimum particle size distribution of cement and its assessment method. 水泥的最佳颗粒分布及其评价方法。
Even: homogeneous in particle size and confirming to the grade specification. 即使是:均匀,粒度和确认的等级规格。
At the same particle size, coarse or fine, performance is comparable. 只要颗粒相同，不管是粗的，还是细的，结果相同。
The length of time of the extraction and the particle size are both pertinent. 提取的持续时间和微粒的大小都恰到好处。
The particle size scope is in 0 ~ 50mm that It can test in the soil layer. 可以测试的土体的颗粒粒径范围为0~50mm。