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- It's more economical to use gas than coal. 烧煤气比烧煤上算。
- I'ts more economical to use gas than coal. 烧煤气比烧煤上算。
- Using gas pipeline pressure to liquefy natural gas or ganerate electricity. 利用气体管线压力液化天然气或发电。
- We use gas chromatography for moisture determination in a number of grains. 我们用气相层析法来测定各种谷物的水分。
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- The per-capita living area reached 7.8 square meters in urban households and 61.7 percent of the households were using gas. 城镇家庭人均居住面积已达到7.;8平方米，61
- Note: The installation of a separate pressure relief valve is necessary for installations using gas shutoffs. 注意:采用燃气关闭阀,有必要安装独立的压力安全阀。
- When these results were re-investigated using gas chromatography the earlier work was confirmed. 当用气相色谱重新研究这些结果时，完全肯定了早期的工作。
- In the second part of this thesis, a new method about face detection using GAs is proposed. 第二部分提出了一种基于遗传算法的人脸检测的新方法。
- The main components of the biodiesel sample were detected using gas chroma-tography-mass spectrometry. 利用气相色谱／质谱联用仪对生物柴油样品进行了测定，确定了生物柴油的主要成分。
- Introduce the gas outburst prediction technique by using gas abnormal effusing when gas outburst is gestating. 摘要介绍了瓦斯突出孕育过程中瓦斯涌出异常特征，结合计算机软件进行瓦斯突出预报。
- This paper reports the analyses of the low carbon compositions in fusel oil by using gas chromatographic technique. 本文报导气相色谱法分析测定杂醇油中低碳成分的测定条件和分析的准确度的评价。
- Officials have arrived at the scene and rescuers are using gas cutters to enter the train. 官方人员已抵达现场，救援人员正在使用气体切割机进入火车。
- Some kinds of micro organic amine in water were direct determined using gas chromatograph with hydrogen flame ionization detector(FID). 用配有氢火焰离子化检测器(FID)的气相色谱仪直接测定水中多种微量有机胺。
- The result shown that the technical plant of increasing dry point and output of feed-stocks, using gas oil with heavy eth... 结果表明,提高乙烯原料干点,增加乙烯原料产量,减一线油掺入重乙烯原料,用作生产乙烯的技术方案是可行的。
- The heat of formation for several homolog seriers of organic compounds has first been determined using gas chromatography method in this paper. 本文首次用气相色谱法测定了几个同系列有机化合物的生成热。
- A group of widely used gases called chlorofluorocarbons (CFC's) posed the greatest chemical threat. 一批被广泛应用的称为氯氟化碳的气体造成了最大的化学威胁。
- Using gas circulation to drive wastewater circulation is one strongpoint of this technology, and at the same time, which can whisk the wastewater. 同时，采用气循环带动水的循环，能起到搅拌的作用。
- He is using gas chromatography, mass spectrometry and thermal desorption (GCMS-TD) technology to test the concentrations of VOCs in human breath. 他正在利用气相色谱-质谱分析-热脱附（GCMS-TD）技术来测试人体呼气中的VOC浓度。
- For the pin and crankweb deep holes, use gas gun to clean chips and show operators in WI. 对于曲柄销及曲柄深孔，必须使用气枪对底部铁屑清理干净，在作业指导书中明确以图片形式反映。
