低压电缆载流量表:Disclaimer of Liability and Statement of Copy right是什么意思？

Disclaimer of Liability and Statement of Copy right是什么意思？ disclaimer clause 否认责任条款和waiver clause 放弃条款的区别？ of in out of?? pound of kind of和kinds of of them和of which both of,all of,neither of,either of,none of怎么区分？ of the earliest times of life or of man all of和some of和one of的区别