The utility model discloses a charging plug connected with a handset, wherein a metal wrapping part is arranged on a contact position of the charging plug.

本实用新型公开了一种连接手机的充电插头，所述的充电插头的触头位置设置有金属包裹件。

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The utility model relates to a frame type reinforcing pipe fitting, wherein a metal reinforcing frame structure for wrapping a pipe fitting is arranged outside the pipe fitting.

骨架型增强管件，在管件外设有可对管件形成包绕的金属增强骨架结构。

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Other gases can be targeted by adding metal atoms to the tubes' walls or wrapping other materials around them.

BBC: MIT pencil 'draws' gas sensors onto paper