求翻译：Some template materials are costly, and their eventual etching usually requires highly corrosive and toxic reagents such as NaOH and HF.是什么意思？

待解决

悬赏分：1 - 离问题结束还有

Some template materials are costly, and their eventual etching usually requires highly corrosive and toxic reagents such as NaOH and HF.

问题补充：

匿名	2013-05-23 12:21:38 一些模板材料是昂贵的，并且其最终的蚀刻，通常需要高度的腐蚀性和毒性的试剂，如NaOH和HF 。

匿名	2013-05-23 12:23:18 一些模板材料是昂贵的，并且他们最后铭刻通常要求高度腐蚀性和毒性试剂例如NaOH和HF。

匿名	2013-05-23 12:24:58 Some template materials are costly, and their eventual etching usually requires highly corrosive and toxic reagents such as NaOH and HF.

匿名	2013-05-23 12:26:38 一些模板材料是昂贵的和最终的蚀刻通常需要高度的腐蚀性和毒性的试剂，如氢氧化钠和 HF。

匿名	2013-05-23 12:28:18 某些模板材料是昂贵的，他们的最终铜版画通常需要高度腐蚀和中毒的重新代理例如 NaOH 和 HF。

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