同时配备有安全网支架，间横杆，脚手板，挡脚板，架梯。

Also equipped with a safety net support, between the rails, scaffold boards, block feet, shelf ladder. Pick beam.

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一用于腕臂套置的腕臂套圈通过弹力带连接在U形前支架的横杆上。

Another ferrule that is used to enclose the wrist and antebrachium is linked to the crossbar of the U-shaped rack through elastic strings.

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