1. From the macrograph of the W-coating after heat treatment can see abscission of W-coating , and which deposited 5 hours is very serious.

2. The macrograph, micrograph and fracture surface of a failiure conduit of the primary reformer were analyzed with optical microscope and SEM.

3. The studies on origins, macrograph of crude drugs and main microscopic characteristics are provided for their resource developing and drug standardization.

4. It is possible to gain the environmental data by time and macrograph, and has provided evaluating eco-environment effective with a new research method for us.

5. The failure of a gear shaft was analyzed by SEM analysis, macrograph, metallographical examination, mechanical test, chemical analysis and etc.

6. The research contents are included as follows: metallurgical effect of electromagnetic stirring; inclusion, macrograph, segregation of composition; properties of final rolled steel products.

7. Analyzes from this kind of cigarette shredded tobacco moisture content different smoke appraises the similar total macrograph volatile chemical composition.