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- Keywords PGE;ICP-MS;Environmental dust samples;Digestion with Aqua-regia; 铂族元素;ICP-MS;环境尘土样品;王水消解;
- environmental dust samples 尘土样品
- Stardust's cometary and interstellar dust samples will help provide answers to fundamental questions about the origins of the solar system. 星团的采样的彗星和星际尘埃样本将有助于回答关于太阳系起源的一些基本问题。
- Whereas the cometary samples are relatively easy to extract from the collector plates, that is not the case for the interstellar dust samples. 与从收集盘相对容易的提取出彗星样品不同,星际尘埃要困难得多。
- The chemical analysis results show that except Zn, Cu and Ba the concentration of all other heavy metals is highest of dust samples in the northern segment. 样品重金属含量分析结果显示,除了Zn、Cu和Ba以外,其它重金属的含量北段均高于其它各段。
- Characterization is made of two coal dust samples and several types of coal dust restrainer have been developed based on surface behavior of dust particle. 对采自神华集团选煤厂的两个煤尘进行了性质表征,并基于其表面性质特点开发出了几种抑尘剂。
- The paper analyses composition of the dust samples taken from the atmosphere and different origins, concluded main characteristic factors of TSP and PM10 and the effect of different origins. 本文通过对抚顺市大气颗粒物及不同排放源样品成分谱的分析,概括出了TSP和PM10的主要组成特征元素以及不同排放源对其的贡献。
- Environmental dust removal system 环境除尘系统
- In this paper,dust sampled from the air-conditioner sieves were analyzed by FTIR,XRD and SEM. 为此,采用红外光谱、X射线衍射、扫描电镜等手段对河南博物院空调滤网上的粉尘进行了成分分析和形貌分析。
- Aimming at the problems presented in application of flue dust sampling instrument with auto-pitot tube parallel measurement,a solve method is introduced. 针对自动皮托管平行测速烟尘采样仪在使用中经常出现的几个问题,提出了相应的解决方法,实际应用结果表明,这些方法具有很好的效果。
- Mineralogical Analysis for the Atmospheric Dust Samples 大气粉尘样品的矿物分析方法初探
- Aimming at the problems presented in application of flue dust sampling instrument with auto-pitot tube parallel measurement,a solve method is introduced.Practice indicates that it is effective. 针对自动皮托管平行测速烟尘采样仪在使用中经常出现的几个问题,提出了相应的解决方法,实际应用结果表明,这些方法具有很好的效果。
- He is insensitive to the environment. 他对环境感觉不敏锐。
- She is not used to the new environment. 她对新环境不习惯。
- They lobbied on the environmental protection issue. 他们就环境保护问题在议员中进行了游说。
- Children need a happy home environment for their healthy growth. 孩子们需要幸福的家庭环境才能健康地成长。
- Children need a happy home environment. 孩子需要一个幸福的家庭环境。
- Environmental problems that touch us all. 与我们所有人都有关的环境问题
- He made a quick adaptation to the new environment. 他很快适应了新的环境。
- I always feel ill at ease in a strange environment. 我在陌生环境总觉不自在。