Some experts claim the answer to manke workers more productivity is to make jobs more varied 一些专家声称,工作多样化能使工人提高生产率。
This trend began during the second world war , when several governments came to the conclusion / that the specific demands that a goverment wants to manke / of its scientific establishment / can ' t generally be foreseen in detail 这种趋势始于二次世界大战期间,当时几个政府得出这么一个结论:一个政府想要对其科研机构提出的具体要求通常是无法详细预见的。