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How to distinguish between a regular blackboard and a dust-free blackboard?
2025-10-30
There are two main types of dust-free blackboards, also known as environmentally friendly blackboards: one is using liquid pens for blackboard writing, and the other is using chalk for blackboar...
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The usage method of hand touch electronic whiteboard
2025-10-30
Interactive electronic whiteboard is actually an external device of a computer. The whiteboard itself is equivalent to a computer monitor, which can be touched by hand and operated by multiple...
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Installing an electronic whiteboard on an old blackboard
2025-10-30
You can add an electronic whiteboard or use a movable electronic whiteboard bracket for installation. Also consider the installation location of the projector. If it is a push-pull blackboard, t...
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Principle of push-pull combination blackboard
2025-10-30
four piece left and right sliding blackboard, with two movable blackboards in front and four pulleys on each movable board. There are two fixed blackboards at the back that are fixed and immov...
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Daily maintenance and upkeep of blackboards
2025-10-30
一、 Instructions for use: 1. The product surface is covered with protective film, which should be removed before use; Method: Use a blade to gently draw a circle along the blackboard...
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General blackboard parameters
2025-10-30
Champagne electrophoresis or white electrophoresis high-end aluminum alloy frame, streamlined decorative frame surface: Made of high-quality baked enamel green board or imported enamel ...