求翻译：断面样板和手持式组合量规均用于配合检具测量覆盖件的曲面形状和工件上孔的位置，是否配置这两种量具则取决于实际测量需要。当工件的尺寸和形状精度要求较高，仅靠检具型面及相应结构不足以实现有效控制时，可在检具周围设置若干个断面样板。断面样板的板体材料一般为钢或铝等金属，工作部分可用铝或树脂等制成。手持式组合量规是一种极限型塞规，但其作用不同于检查销或定位销，它主要用于控制工件表面多个孔（包括非圆孔）的尺寸及孔间位置度，其使用不与检具本体发生关系。是什么意思？

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Cross-section and a handheld model combination gauge are used to tie in with test coverage is a measure of the workpiece surface shape and the holes of the location, whether you are configuring the two gages will depend on the actual measurements. When the workpiece accuracy the size and shape, and

Section boilerplate and handheld combination gauges are used to meet Gage measurement Panel surface and hole location on the workpiece, configure both of these tools depends on the actual measurement needs. When the workpiece size and shape of high precision requirements and tool surface and the cor