法院闡明義務 公元二○○一年德國民事訴訟改革法 辯論主義 協同主義 消滅時效抗辯之闡明 法討論義務 第一審充實與集中審理原則 突襲性裁判之防止 德國民事訴訟法第一百三十九條 Court's elucidative obligation Legal discussion Prevention from the surprise judgment Party-presentation principle Cooperative principle Extinctive prescription Law on the Reform of German Civil Procedure of 27 July 2001