旧式20便士硬币的铸造日期印在硬币正面，而新版本的硬币本应将日期改印在硬币背面。
The old 20 pence coin had the date on the front of the coin, but the updated version was supposed to shift the date to the other side.
发售日期正好在微软公司发售其新版windows操作系统之前的几个星期，后者的操作系统在全球90%的个人电脑上使用。
The launch will be a few weeks before Microsoft releases its new version of the Windows operating system, used on 90 per cent of the world’s personal computers.
若引用的文件不标日期，则本标准应采用该引用标准文件的最新版本。
For undated references, the lastest edition of the normative document referred to applies.
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