For a noisy discrete curve,the orientation angles of scaling invariant intrinsic variables reflect its bended degree.

This article summarizes the status of pesticide emulsifier in our country, and then puts forward some questions to which should be paid attention in the area of the inner quality.

The inner quality of SBS produced by different producers were investigated and evaluated by means of GPC data analyzing and GPC curve directly compared, and the differences of the inner quality of SBS produced by different producers were found.

Improve the internal quality of the technical periodicals in coal industry by enhancing foundamental work;

And also an effect of the internal quality on foaming is discussed.

The factors which influence the internal quality of POY including spinneret diameter,module pressure, lateral blow and gather position were discussed.

The method that combining inherent quality with dye even of superfine fibre to evaluate dye quality is put forward.

Changes of various chemical components during aging, inherent quality evaluation system and continuous-flow analyses of conventional components in tobacco were studied in this thesis.

Method: The content of flavonoid,chlorogenic acid and microelement of "huaiju" gathered at Henanwenxian,Jiangsunanjing and Zhejiangtongxiang was compared and physical and chemical properties and mineral element of soil were analyzed for studying the effects on "huaiju" quality through path and correlation analysis.

In order to improve the quality of tin-phosphor bronze strip plate, the horizontal electromagnetic continuous casting technology of tin-phosphor bronze strip plate, i.