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1·An electrically-sensitive transparent material is deposited on glass or a plastic sheet that covers the panel. Sensors monitor the dust levels.

在覆盖电池板的玻璃或塑料片上沉积一种电敏透明材料，传感器监测灰尘等级，当灰尘达到额定等级时，系统发生作用，利用电池板所发电流产生一个电荷。

2·The filter device has a dust separation member for separating dust adhered to the filter net from the filter net. The dust separation member is made from a sheet.

和对该过滤网进行清扫的过滤装置，该过滤装置使用薄片作为使附着到所述过滤网上的灰尘从所述过滤网分离的灰尘分离构件。

3·A porous sheet is provided at the right side of the explode-discharging film, the porous sheet is fixed on the box plate of the dust remover.

在泄爆膜的右侧设有多孔板，该多孔板固定在除尘器的箱体板上。

4·The fibrous layers of the sheet material structure are made of urea formaldehyde glue and natural fiber things of natural fiber waste wood dust, bagasse, chaff, rice straws, reed straws, etc.

前述的板材结构，其中纤维层是以废弃的木屑、蔗渣、谷壳、稻草、芦苇草等天然纤维物混以甲醛尿素胶制成。

5·These ice sheet pits may appear to be lined with gold, but the precise composition of the dust that highlights the pit walls actually remains unknown.

这些冰层上的坑看上去被金边围绕。 不过这些坑洞周围一圈显眼的尘土的精确成分仍然未被人们所知晓。

6·The utility model relates to a dust-free blackboard eraser for teaching, which is composed of a handle, a rubber sheet housing, an eraser body, an eraser housing and an eraser.

本实用新型是一种教学用无尘黑板擦器，由把手、胶皮壳、擦器主体、擦器壳和擦器组成。