The device can also be provided with a partition flat plate, and the support arms are arranged at two opposite edges of the partition flat plate respectively and extend outwards at the moment.
装置中也可具有分隔平板，此时支撑臂分设于分隔平板的两个对边并分别向外延伸。
The device can also be provided with a partition flat plate, and the support arms are arranged at two opposite edges of the partition flat plate respectively and extend outwards at the moment.
装置中也可具有分隔平板，此时支撑臂分设于分隔平板的两个对边并分别向外延伸。
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