举证责任是民事诉讼的核心问题。举证责任的分担则又是举证责任的核心问题。目前公认的两大举证责任分担原则是“谁主张 ,谁举证”与“举证责任倒置”。前者因为是主要原则 ,故理论界和实务界都很重视。后者因为是补充原则 ,对其重视程度有些不够。实际上 ,加强对举证责任倒置? The burden of proof is the core issue of civil lawsuit. The burden of proof is the core issue of the burden of proof. Currently recognized two burden of proof principle is “who advocates, who evidence” and “burden of proof inversion.” The former because it is the main principle, so theorists and practitioners attach great importance. The latter, because it is a supplement principle, gives some insufficient attention to it. In fact, to strengthen the burden of proof inversion?