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This method had been applied to the determination of mercucry in synthetic samples, surface water, and industry sewerage samples with the recovery between 95.0%-103.5% and the standard deviation in the range of

此方法己用于合成水样、地表水和工业污水中采的测定，回收率在95.0%~103.5%之间，相对标准偏差范围

Multiple experiments such as grain-sized separation , magnetic mineral analysis, magnetic parameters measurement were made on 110 surface samples and 64 samples of the 180 core sediment taken from the shelf of the East China Sea to abyssal plain of the Okinawa Trough .

本文选取东海陆架至冲绳海槽槽底平原的代表性沉积样品110个和已有研究基础的DH180岩心样品，通过颗粒分离、磁性矿物分析、趋磁细菌培养、浮游有孔虫δ~(18)O测定、AMS~(14)C测年、多种磁学参数测量(包括磁化率、等温剩磁、x-T热磁曲线、磁滞回线、非磁滞剩磁和饱和等温剩磁等)等试验手段，分析探讨了不同粒级沉积物对磁性的贡献、沉积物磁性与物质来源及环境的内在联系、短期古海洋事件的环境磁学表现等科学问题。

This paper takes 9 kinds of different parameters high-property flame-resistant fabric which were often used for firefighter clothing as samples, TPP values and the time to 2 degree burn of the samples were tested through thermal radiation and thermal convective integrated experiments.

以9种不同结构参数的消防服用阻燃织物作为研究对象，采用FPT-30A火焰防护性能测试仪测试了织物在热辐射和热对流综合作用下，织物的热防护性能TPP值和二级烧伤时间t2。

HPLC/MS/ MS was used to analyse the nucleosides in Cordyceps sinensis .and its counterfeits and adulterations. Compared the samples with the standard samples,the result showed that the main fragment chromatogram were similar.The four nucleosides in Cordyceps sinensis .and its counterfeits and adulterations were identified by MS/ MS.The totle content of uridine、hypoxanthosine、guanosine、adenosine in Cordyceps sinensis .was from 2.473 mg/g to2.830 mg/g ,the content of adenosine was from 0.850 mg/g to1.009 mg/g .

应用HPLC-MS对冬虫夏草及其混淆品与伪品中的四个核苷成分进行二级质谱定性分析，并与对照品进行比较，结果显示，冬虫夏草及其混淆品与伪品均能产生与相应对照品一致的主要碎片离子峰，进一步说明，冬虫夏草及其混淆品与伪品中均含有尿苷、肌苷、鸟苷及腺苷四种核苷成分。

Within 24 hours of delivery, 16 breast milk samples from mothers of term and preterm infants were divided into aliquots. Fresh samples were immediately tested for antioxidant activity based on their ability to inhibit the oxidation of 2,29-azino-di-3- to its radical cation compared with Trolox, a strong antioxidant that is a derivative of vitamin E. The remaining aliquots were stored at –20 C or 4 C for analysis at 48 hours and at seven days.

在出生后24小时内，研究人员对足月儿及早产儿的母亲取样了16个母奶样品，并作多次的小量分装，新鲜的样品立刻作了抗氧化活力的分析，分析的根据为对2，29-azino-di-3氧化成阳离子自由基的抗性程度，对照品为维生素E的衍生物Trolox；剩下的样品则储存在-20C的冷冻温度下，或4(C的冷藏温度，并於48小时及7天后取出作再试验。

White leg and yellow leg native chickens were used in the present study. After 4-week-old, 2 of the standard size castrated males and 2 females from the 2 strains would be slaughtered randomly. During slaughter, blood samples were collected immediately. After preservation, the blood samples were analyzed using the dry analysis methodology for the content.

本试验之鸡只采用鹿野土鸡中黄脚胫和白脚胫二种品系之鸡，四周龄后，每周逢机由此二品系中各挑一般大小之阉公2只及母鸡2只并屠宰，屠宰过程中立即将血液取样，经过血液保存之步骤，并将血液样品经由乾式血液分析仪分析其中之成分。

Soil solution samples were obtained by centrifuging fresh soil samples.

结果表明，淹水后土壤溶液中DOC浓度在淹水初期明显增加，而后逐渐下降。

After cleaning, dehydrate, dessication and carbon plating, the elements concentration was detected andanalyzed by x-ray energy dispersive system. Other samples were drawn and fixed in formalin solution. With decalcification and dehydration, samples were embedded in paraffin and cut into 5-um sections.

一部分标本用戊二醛固定，在液氮致冷条件下沿牙齿近远中方向水平劈断牙骨块，暴露观察面，经过清洗、脱水、干燥、真空下镀碳膜并做X线能谱分析及元素定量测定；剩余部分样品经过福尔马林固定、脱钙、脱水、包埋及常规HE染色，于光镜下进行组织学观察。

DNA molecular weight standards are a mixture of a grou Pof DNA molecules with known sizes to reference the molecular weight of unknown DNA samples in nucleic acid electrophoresis and hel Pthe experimentalists to judge the property of the DNA samples.

DNA分子量标准是一组分子量大小已知的DNA片段混合物，用于指示核酸电泳中未知样品的分子量大小，从而帮助实验人员判断DNA样品的性质。

This model could let users mark the importance of different samples, and give relevant penalty coefficients according to different importance. This situation can decrease the possibility of being misclassified in important samples.

该模型能够让用户标记不同类别样本的重要性，并根据重要性程度设定不同的误分代价，使重要类别的样本尽量减少被误分的可能性，以满足特定任务的需求。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。