To observe the clinical effect on the prevention of caries of pit and fissure sealant of light solidify.

评价光固化窝沟封闭在一般条件下用于预防龋病的效果。

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Wherever the light falls on the polymer it causes it to solidify, binding the particles in the slurry together.

紫外线所照射到的区域，该区域的聚合物便会凝固，并将陶浆中的颗粒粘合在一起。

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Dry and solidify the wet film, liquid light sensitive resistance welding, dry the net board and hole wall, etc.

湿膜、液态感光阻焊的干燥和固化；也可用于网版的干燥；板材和孔壁的干燥等等。

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One way to control this process is to use two beams that, when they cross, double the amount of light in a spot, and thus cause the liquid to solidify faster.

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