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September 2011

TGAsia@IPC.ORG

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Subject:
From:
张桦楠 <[log in to unmask]>
Reply To:
Asia Committe Task Group Forum <[log in to unmask]>, 张桦楠 <[log in to unmask]>
Date:
Tue, 6 Sep 2011 10:25:10 +0800
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非常感谢
在 2011-09-06 09:55:02,"Rong XIAO" <[log in to unmask]> 写道:
>张工:
>
>您好!
>
>以下是IPC标准中对应当(shall)的说明,另外,不太清楚您说的右上标数字,一般是指注释或单位,如还有问题,请联系我,谢谢!
>
>1.5 对“应当”的说明   “应当”是动词的祈使态,用在本文件的任何地方都表示强制性的要求。如有足够数据判定是例外情况,则可以考虑与“应当”要求的偏离。
>
>“应该”和“可”用来表述非强制性的要求。“将”用于表述目的性的声明。为了帮助读者清晰辨认,“应当”用加黑字体表示。
>
>
>IPC中文培训官网:http://www.ipc.org.cn/Training-Certification/index.html
>
>肖蓉 Sandy Xiao
>IPC  爱比西技术咨询(上海)有限公司
>深圳市南山区高新科技园南区科技南十二路方大大厦1807室
>Tel: 0755-86141218  86141219
>MP: 13510582083
>E-MAIL: [log in to unmask]
>
>
>发件人: TGAsia [mailto:[log in to unmask]] 代表 张桦楠
>发送时间: 2011年9月6日 8:47
>收件人: TGAsia
>主题: [TGAsia] IPC J-STD-001
>
> 各位同行,大家好,向大家请教一个小问题,IPC J-STD-001中理解“应当”“不应当”有无特殊的含义?右上标数字代表什么意思?不胜感谢
>
>
>
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