Errors intrinsic to the testing systems,such as the inability to precisely measure DNA restriction fragment lengths,are well compensated for by interpretation guidelines which take these kinds of errors into account.

• 鉴定系统本身固有的误差，如不能精确的测量DNA限制酵素片段长度，可以由解释规则来很好的弥补，因为解释规则会考虑到这些种类的误差。