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The technique requires multiple extractions from the sample vial. This is very useful for developing method and running special sample.

对于同一样品瓶的多次顶空提取，得到多个样品色谱图，用于方法的开发和对特种样品的分析。

Microfluidic chips with on-chip probes fabricated by this approach coupled,with the slotted vial array sample presentation system were applied to perform continuous sample introduction.

将此探针式微流控芯片用于毛细管电泳分析，建立了基于电驱动的自动连续试样引入芯片毛细管电泳分析系统和梯度电泳分离分析系统。

First,Tester DNA sample was prepared from tumorDNA and Driver DNA sample from normal DNA derived from the same patient ofgastric cancer.

以胃癌组织DNA作为Tester，癌旁组织DNA作为Driver，按1∶400和1∶40，000的比例进行两次消减杂交和PCR扩增得到了3条胃癌组织DNA中特异存在的基因片段1A360，1A210和1A160。

The completed cDNAs were synthesized by using the SMART PCR cDNA technique, in which mRNAs isolated from the plants growing on MS liquid medium with 0mmol/L NaCl (sample 0) as driver, and the mRNA isolated from the plants induced with 200mmol/L NaCl for 24h (sample 2) as tester.

以北美海蓬子种子播种于0mmol/L NaCl MS液体培养基上幼苗（0号材料）的总RNA为Driver， 200mmol/L NaCl诱导24h幼苗（2号材料）的总RNA为Tester，运用SMART PCR cDNA合成技术分别合成全长cDNA。

In order to minimize erratic burning of the sample, the electrodes are pre-burned for one minute and then loaded with a mixture of equal weight of the ore sample and carbon powder.

根据样品的燃烧曲线的研究，选择了适当的曝光时间，使分析的结果不受样品所含铜的化学组成状态的影响。

Analyzed the reason of high sulphur content in concentrated iron powder and studied the influence of milling fineness, PH value of pulp, used quantity of activator on rate of recovery of floatation adopting 307 ore sample as sample.

以307#矿样为试样，分析了铁精粉含硫高的原因，研究了磨矿细度、矿浆pH值、捕收剂及活化剂用量等对浮选回收率的影响。

Before crushing, the crusher shall be cleaned by the same origin washing sample of this Nickel Ore, and then swept with brush. After crushing, the remained sample shall be completely removed so as not to contaminate the next one.

破碎前需用本批镍矿同一来源的冲刷样品对破碎机进行清洗，然后再用毛刷等工具清扫干净，破碎后残留在破碎机内部的样品，必须全部取出，防止污染下一个样品。

The ore sample analysis of a Yunnan iron concentrator shows that the sample mainly contains hematite and specularite and its iron minerals are fine disseminated.

针对这种情况，更好利用国内的现有资源，对有效抑制铁矿石价格的上涨，推进我国国民经济持续、健康、协调发展，显得十分重要。

2Able to solve the technical problem during sample making and enhance the sample maker skill.

有能力解决样衣制作过程中出现的问题，并帮助样衣工提高技术水平。

To enhance the measurement accuracy, special attention must be paid to the choice of the radiating elements, the design of the sample holder, and the sample thickness and location between the two radiating elements.

为提高测试的准确度，应特别注意辐射元素的选择、样品支架的设计以及两个辐射元素之间的样品的厚度和位置。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。