The different factors of space environment have been listed, and the issues and related researches on the out-layer protection materials for EMU have been discussed fundamentally.

Objective To substantiate the effect of space environment on medicinal plants,the seeds of Datura innoxia were set up in retrievable satellites.

For the development of human and the demand of the sovereignty and environment right, the international society must protect space environment by space environment legislation.

Determination of trace volatile organic sulfur compounds in environmental air by gas chromatography and mass spectrometry coupled preconcentration techniques method;

Determination of chloroform in environmental air by capillary column GC;

Distribution Properties of Benzene Series Compounds in the Environmental Air in the City of Lianyungang;

The monitoring data of air environment over ten years in Hohhot were analyzed,and the result showed that sulphur dioxide total suspended particle declined,nitrogen dioxide remained steady,and dust was the main pollution factor that influenced the air environment quality of Hohhot.

The uncertain degree of evaluating fluoride in air environment with electrode is a complicated task in environmental monitoring analysis.

Based on Fuxin 1994～1998 air environmental inspection data, appllying pollution load method andorder related index method, this anicle evaluates Fuxin present situation of air environmental quality, analyses airpollution characters and reason, reveals air pollution change law and tendency and poses Fuxin dominantquestions existing in air environment.

Detection of Trimethylamine in Ambient Air by Gas Chromatography;

Sampling and analytical methodologies for monitoring polycyclic aromatic hydrocarbons in ambient air;

Composition and characteristics of VOCs in ambient air in Nanjing;