(b) Providing evidentiary rules to permit witnesses and experts to give testimony in a manner that ensures the safety of such persons, such as permitting testimony to be given through the use of communications technology such as video or other adequate means.
㈡ 规定允许以确保证人和鉴定人安全的方式作证的取证规则，例如允许借助于诸如视听技术之类的通信技术或者其他适当手段提供证言。