1. As for the renouncement of legitimate child, the paper defines its limitation in time, right perdition and relevant almsgiving measurements. 明确婚生子女否认的时效限制、权利灭失，以及相应的救济措施。
2. Minimization of joint volumes, renouncement of joint preparation , and omission of pre-and post treatment of welded joints reduce manufacturing costs of marine vessels and structures. 容积最低化、免坡口及免焊前焊后处理等都是节省海洋装备、船舶制造成本的有效方式。
3. Finally, the paper advances legislative consumption in detail to perfect the system of legitimate child"s renouncement in China and also concretely makes some legislative suggestions." 最后对完善我国婚生子女否认制度进行了立法上的具体设想，并提出了具体的立法建议。
英英解释
n.
1. an act (spoken or written) declaring that something is surrendered or disowned
