求翻译：《国际标准件》杂志为单月刊，每月发行一期，全年12期。每月20日前后发行。每期定量发行2万册，（如有大型展会活动会增加印刷量）。本刊全部以免费形式发行到业内各界人士手中。是什么意思？

"International standards" magazine as a single monthly, the monthly issue of a whole year 12. On the 20th of the month issued. Each phase of quantitative issue 20000 (if a large exhibition activities will increase print volume). Articles all issued free of charge to the hands of people from all walk

Journal of the international standards for a single monthly magazine, published every month, 12 year period. Each month after 20 days before release. Each quantitative release 20,000 albums, (such as a large activities will increase the printing). In order to free all the magazine published in the

"International Standard letter" the magazine is the single monthly publication, each month distributes one issue, whole year 12 issues.After each month before 20th distributes.Each issue of quota distributes 20,000 volume, (for example has large-scale unfolds can move can increase printing quantity)

The journal of international standard for single copy, monthly, 12 issues for the year. Issued before and after the 20th day of each month. Quantitative issue 20,000 copies per period (such as large exhibition activities would increase the amount of printing). We all forms free release into the hand

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