财政部对监狱工人工资:Controllerate of Quality Assurance是什么质量保证？

Controllerate of Quality Assurance是什么质量保证？ 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 because of the difficulties of onspection of all the products