Because the facture need condition of steam curing and compressing, the complicated technology, rigid operation and relatively high costs, so the application is limited.

Two troubles in the operation of S-520 scan electron microscope are analyzed and the related circuits are described. The curing methods are explained in detail.

Objective Through research of anatomy of nerves dominating pectoral muscle and intercostobrachial nerves, In design a reasonable mode of operation of curing mastocarcinoma.