, impurities in air stream of cathode, on the performance of proton exchange membrane of fuel cells (PEMFC).
论述了城市空气污染物(即阴极气体杂质)对质子交换膜燃料电池(PEMFC)性能的影响。
THE ANALYSIS OF IMPURITIES IN CONCENTRATED ACETYLENE GAS RESULTING FROM THE PARTIAL OXIDATION OF NATURAL GAS BY GAS-LIQUID AND GAS-SOLID CHROMATOGRAPHY
天然气制取的浓乙炔中微量杂质气体的色谱分析
Aludur Vacuum System of Small Mirror Machine, which Treats Mirror Loss Particle and Gas Impurity
小磁镜装置处理镜端损失粒子和杂质气体的硬铝合金真空系统
a device that removes impurities from a gas.
从气体中祛除杂质的装置。
Analysis of impurities in VCM with gas chromatography
气相色谱法分析氯乙烯单体中的杂质
The gas contains blow-by, sludge, acids, oil, and other contaminant.
这些气体包括窜缸气体，沉积物，酸，机油和其它杂质的气体。
Gas production should be continuously monitored for quality and impurities.
生产过程中必须连续地监测气体的质量和杂质。
Organic Impurity Profiling of Illicit Methamphetamine Hydrochloride Crystal by GC-MS;
非法冰毒晶体中有机杂质的气相色谱-质谱分析
If the air contains impurities, they may be absorbed by our bodies and make us ill.
空气中含有杂质，这些杂质会被我们的身体吸收，使人生
NF3 is a colorless gas. Trace quantities of impurities can impart a musty or pungent odor to the gas.)
NF3是无色气体。痕量的杂质会使气体带有一种霉味或刺激性气味。
Some impurity as well as bromine was brought by solid matter that smuggled with foam fog in flash steam.
闪蒸气中雾沫夹带的固体物引入了溴等杂质。
IMPURITY ANALYSIS OF HIGH PURITY METHANE CCQM K66 INTERNATIONAL COMPARISON
高纯甲烷纯气体中的杂质分析——CCQM K66国际比对
Study on SF_6 Gas Impurities and Potential Faults Diagnosis
SF_6气体杂质与潜伏性故障诊断技术研究
Effects of fuel contaminations in anode on the performance of proton exchange membrane fuel cell
阳极气体杂质对PEM燃料电池性能的影响
Determination of Trace As and Se in Complex Matrix Sample by Inductively Coupled Plasma-Mass Spectrometry with O_2 Collision/Reaction Cell
等离子体质谱-氧气碰撞池技术测定复杂基体样品中痕量砷和硒
Methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids
GB/T7196-1987用液体萃取测定电气绝缘材料离子杂质的试验方法
An aqueous caustic solution removes carrier gas impurities harmful to the detector cell.
苛性碱溶液去除运载气体中对检测元件有害的杂质。
Methodology of Comprehensive Two-dimensional Gas Chromatography /Time-of-Flight Mass Spectrometry for Complex Sample Analysis
全二维气相色谱/飞行时间质谱用于复杂体系分析的方法学研究
Decision of Ionization of Dopant in Single-doped Semiconductor
单一杂质半导体中杂质电离状态判定