powerpoint 演示文稿 · powerpoint 演示文稿 author: jeffrey.li created date: 2/29/2020...
Post on 18-Aug-2020
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Add triangle
alignment labels
Change the line
hole to a threaded hole.
Three plugs.
Alter
structure of junction
box
Change
location of locating
column
Sealing ring
modification
Increase the
handle inside the plug.
First unplug the handle, then thread
the network cable.
The sealing ring is fixed
on the pedestal, which is not easy to fall off
during installation.
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