Combined with the experience of quality assurance work in environmental air quality automatic monitoring and practical wo-rk situation in Urumqi,System foundation,spot setting,apparatus quality control,data auditing were studied in the paper to streng-then environmental air automatic monitoring system.

The effective data from the results of water quality monitoring is studied;the rational relation among these data is analyzed also,which provide reference for the data verification.

Operating procedure and SAS programs for data verification in clinical trials;

This paper introduced the way of Computer Aided Examination (CAE) on environment monitoring data It shows the application of CAE not only relieve the strength of environment monitoring data examination , but also raise the level of environment monitoring data examinatio

Integrating working practice,through the research of regularity and relationship in various environmental monitoring data,this paper gives some problems needing attention and some skills needing mastering while data examination.

This paper, based on the summary of the implementation of the internal quality examination in a given factory for years, discusses some proper measures to enhance the efficiency of the internal quality examination from several aspects, namely management of examination process, assessment of examination proofs and handling of the results of examination.