Use a waste paper tray to create a notebook holder

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The working machine temperature is not high, so there is no need to consider the heat sink base.

Filling is very important. It is best to use large anti-bumping bubble plastic films.

It is better to use a large box for materials. Try to find the size of the notebook with a large opening angle. I already have the BNS open limit.

Standard sitting posture can be summarized:

Three vertical and one horizontal:

Knee vertical, elbow vertical, thigh and waist vertical. Of course, we need to add some natural physiological curves. It's too stiff and meaningless.

Level 1 means that the horizontal line of sight of the head is on the same horizontal line as that of the display.

This article is from the "Old G hut" blog, please be sure to keep this source http://goldlion.blog.51cto.com/4127613/1534023