The use of the leading domestic iron grating design CAD system can provide users with the most perfect grating layout.

采用国内领先铁cad钢格板设计系统，可为用户提供最完美的钢格板布局设计。

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There was a door which opened under the steps into the kitchen, protected by an iron grating, intended as a safeguard against burglars.

台阶下有一扇门通到厨房，门上装着铁栅栏，是用于防盗的。

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Main products include ductile manhole covers, composite resin covers, drill rod cement covers, galvanized steel grating, polymer alloy covers, cast iron manhole covers, flower bar, cast iron pipe.

主营产品有球墨井盖、复合树脂井盖、钢钎水泥井盖、镀锌钢格板、合金高分子井盖、球墨铸铁井盖、铸铁井盖、花栏、铸铁管等。

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