而法律上的重婚须经法院宣告才能确定该婚姻自始不发生婚姻效力。
When rendering an award in a labor dispute case, the arbitral tribunal may first render an award on the part of facts that have been ascertained.仲裁庭裁决劳动争议案件时，其中一部分事实已经清楚，可以就该部分先行裁决。
Effects of the radius of circular pipe and frequency on the inclusion removal efficiency were ascertained for each case.对圆管半径、电磁场频率等参数对去除效率的影响作了分析阐述。
