Compared with metal chains, plastic modules are more suitable for use in wet conditions since there is no problem with rusting.

与金属链相比，塑料模块更适合在潮湿的条件下使用，因为没有生锈问题。

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Instead of going into a hole on the green, discs are thrown into a raised metal basket that looks a bit like a trash bin covered in chains.

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His handwritten field notes show street by street calculations in "chain lengths, " a painstaking process that used metal chains and heavy brass compasses, theodolytes and geodesic transits to reconcile the difference between true north and magnetic north readings.

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V.s cut through the fields, dragging metal bars on chains, which knocked down the poppies.

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