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。
The method was proved to be simple and accurate, and can been applied to the determination of vitamin D, choline and L-carnitine in milk powder sample with satisfactory results.
为奶粉中这三种维生素的含量测定的国标方法改进提供了参考方法，同时也适用于对其他液态奶，奶饮料及保健品中维生素D、胆碱、L-肉碱含量的测定及确证。
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。
Sample of porous SiC polycrystals are prepared by solid sintering process under high temperature and normal pressure using moulding SiC powder.
碳化硅粉末经压制成型后，在高温常压下固相烧结制成多孔碳化硅样品。
Then, the slice was mixed with a quantity of deionized, distilled water equal in mass to the powder in the sample, and the electric conductivity was measured.
然后，将切片泡入去离子化的蒸馏水中，其中水的量与样品中的粉末等重。再测混合溶液的导电性。
Scaning electronics microscopy (SEM) was applied hereby to surface phase and elements analysis of the powder by precursor method and grain sample by microwave method.
用扫描电子显微镜(SEM)对粉料及微波合成的块体样品表面进行物相分析和元素的半定量分析。
The new technology is based mainly on applying direct current field (DCF) with proper parameter between the treated sample and the powder agents.
新技术通过在软氮化粉末渗扩介质与被渗样品间施加合适参数的直流电场来实现。
Some results of sample making for some bittle hard materials and powder particles are also described.
并介绍了在制备某些脆硬材料样品和粉末颗粒薄膜样品时所取得的效果。
The main advantage of this method is that the tobacco powder can be directly injected as suspended sample, and has no need for cineration in advance.
该方法最突出的优点是烟草样品不需灰化处理，烟草样品粉末与悬浮剂作用直接进样测试，节约了前处理时间和试剂。
Characterised by small size and small sample amount, it is an ideal tool for superfine powder study of various research institutions.
它具有体积小，样品量少等特点，是各研究机构研究超细粉体的理想设备。
This article determined variety elements in soil and mud sample, such as Copper, Lead, Chromium, Zinc, Nickel with the powder sheeting and X-ray fluorescence spectrographic methods determination.
采用粉末压片、X射线荧光光谱法测定土壤及底泥样品中铜、铅、铬、锌、镍等多种元素。
Objective: To measure the samples of antler powder, Runing Granules containing antler powder and negative control sample (without antler powder).
目的：对鹿角粉、含鹿角粉的乳宁冲剂、乳宁冲剂阴性样品进行检测。
Emergency responders need to sample a suspicious powder in order to do a presumptive analysis. Federal agencies also need a sufficient quantity of the powder to do confirmatory testing.
应急部门需要抽样以便于以后可能的分析，联邦机构也需要足够的粉末以用来进行确证试验。
The sample powder characterization is tested by XRD, TG-DTA, and Raman spectrometer in respect of its particle size, physical phase, thermal stability and Raman feature.
利用XRD、TG - DTA、拉曼光谱仪等仪器分别对样品的粒度、物相、热稳定性及拉曼特征峰进行了表征。
Antimicrobial activity was tested by spotting sample method to toothpaste, washing powder, detergent, shampoo and cosmetic counting 36 family chemicals for daily use.
采用点样法测定不同品牌的牙膏、洗衣粉、洗洁精、洗发露以及化妆品等36种家庭日用化学品的抑菌效果。
The instrument is mainly used in small-scale laboratory use powder molding can be used in ceramics, powder metallurgy, cement and other sectors of the product sample preparation.
该仪器主要应用于实验室小规模粉末成型使用，可用于陶瓷、粉末冶金、水泥等行业的产品制样。
Cholesterol oxidation products are determined in whole milk powder by gas chromatography, including of extraction of lipid and sample purification.
利用该法测定了全脂奶粉中微量胆固醇氧化物的含量，同时对样品中粗脂类的提取及净化过程作了研究。
The sample collection standard is a two-step procedure that is performed after an initial risk assessment is conducted and a visible powder is deemed a credible biological threat.
样品收集标准主要包括两大步骤，初始风险评估和可见粉末确定为生物威胁。
If the tested sample is in powder phase or dry film, it will be tested by following stipulated test method to determine its content.
粉末状样品或干涂膜样品，按规定的方法测定其含量。
The absorbent was analysed by SEM and XRD and the magnetic alloy powder-paraffin sample was made a complex permeability measurement in the radar frequency.
对吸收剂进行SEM与XRD分析，并对磁性合金粉体-石蜡样品进行雷达频带复磁导率的测试。
The instrument is mainly used in fluorescence spectrometer sample preparation of solid samples and a variety of small powder tablet molding.
该仪器主要应用于荧光光谱仪上固体样品制样及各种小型粉末压片成型。
The relative position between powder sending landing and spot can effect the quality of ring sample, if powder locates inside of spot, the outside wall of ring sample is smooth;
送粉落点与光斑相对位置会影响环形件的内外壁品质，粉末偏向光斑内侧，环形件外壁光滑；
The effects of PH, temperature, surfactant etc on the characteristics of the sample powder were discussed.
讨论了反应体系的pH值、温度和表面活性剂等因素对粉体特性的影响。
The nano sized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
The nanosized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
The nanosized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
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