前规 front lay： 使纸张在叼口边缘准确定位的挡纸部件。是平张纸印刷机必不可少的一个机械部件，作用是在印刷过程中对纸张进行上下位置的定位，使每一张进入印刷机的纸张保持同一个位置。
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灾前规划和准备工作 pre-disaster planning and preparedness
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前规则 former Rules
飞行前规定试验 PFRT
行前规划及事前的准备 Plan Ahead and Prepare
当前规则设置区域 Current Rule Set area
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前规范阶段 preconventional level
设计优良的前规、拉规与下摆式递纸机构的有机结合，递纸准确可靠，适合高速运转。
Reasonable combination of well-designed front guide, pulling guide and swing-down sheet transfer mechanism.
本机采用高精度前规、拉规，纸张进入复膜时平整，搭边误差少，达到国内领先水平。
The high-precision front gauge and draw gauge are used with the machine, so the paper is flat while feeding and the errors of edge covering are few. The machine is advanced at home.
在符合第(4)款的规限下，前结算所的前规则条文在有关日期当日或之后无效，除非及直至它根据第4(1)条获得批准。
Subject to subsection (4), no provision of the former rules of a former clearing house shall have effect on or after the relevant day unless and until it is approved under section 4 (1).
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