The criterion of verification refers to the extent to which the proof and the facts of the case are connected with each other so that the facts for the case can be relived. There is a kind of inside connection between the certificate standard and truth discovering. The points about the certificate standard contain objective truth, proof on a balance of probabilities, many levels of structures theory and negation theory, but these theories deserve the study. Truth discovering also needs to be discussed in our country. It＇s reasonable to construct the certificate standard in many levels based on the theories of truth discoverine in the article.
Proof on a balance of probabilities
Proof on a preponderance of probability