Master the balance between luminous efficiency

Master the balance between luminous efficiency In addition to improving luminous efficiency, there are roughly five projects that LED manufacturers are accelerating to develop. Namely: "cost competitiveness" of white LED, "temperature stability" without degrading performance at

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Spray tin common problems and solutions

The hot air leveling is also called tin-spraying. Its working principle is to use hot air to remove the excess solder on the surface of the printed board and the holes. The remaining solder evenly covers the pads and the unresisted solder lines and surface package points. The

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Office worker woman eats breakfast, 11 tips to help you

When a female friend wants to be youthful, she must understand the importance of eating breakfast. Especially what kind of breakfast do office workers want most? The following 11 breakfast suggestions can help you, may wish to refer. Be sure to have breakfast. Breakfast is the most important meal of

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