Elastic statics mainly relates to the connection between force and transmogrification, elastic body's invalidation, the guide line of design in invalidation.
Based on the new method, a criterion of determining overconstrained mechanisms was presented and a new four-loop planar overconstrained mechanism was certified.
Thus, the rationality standard of the research method in system science should be understood, that is, inter-level of structure, plantable and comprehensive.
This showed constitutor of standard of our country accounting complies with international trend, the manner that standard of accounting of hope our country draws close to international convention.