This paper describes the necessity of safety inspection of offshore structure in service period taking practice as base, introduces the inspection concept and technology, analyzes preliminarily sensitivity factors which affect the structural safety > and approaches reasonable design problem of the inspection point.

According to the shortages of the inspection technique of steel structure and the actual situations of servicing steel structure natatorium,this paper elaborates the safety inspection contents and methods systemically and also suggests a corresponding inspection procedure.

Progress in abnormal toxicity safety test about the quality standard of drugs;