The upending procedure for Wenchag jacket is from horizontal to vertical position with a flooding procedure.

Strengthening body resistance is the key to "prevention", and "invigorating the kidney-qi" is the key to strengthening body resistance.

A lot of clinic cases indicate that the therapeutic principle of strengthening body resistance to eliminate pathogenic factors appears unappropriate to some malignant tumours or tumors which are already in their middle or late period.

Research on methods of righting damaged warship for negative metacentric height;

Moreover,based on the Newmark numerical integration principle, the corresponding program for the stability of shaft is edited, the stability of shaft in different force conditions are explored,and the influence of stability under the righting force imposed on the top of shaft is main.