How much is a street lamp? What is it?

What are the function of traffic signs to choose different markup? Safety color has the following kinds of commonly used traffic lights manufacturer introduce small make up to you, the main content is as follows: 1, red: used to sign, stop, and fire is forbidden, such as light, signal flag, machine

as a sign of traffic signs to select different have what effect? Traffic signal lamp manufacturers to introduce you to the safety of several commonly used color. The main contents are as follows: 1. Red: used to represent a ban, stop, and fire, such as signal, signal flag, and emergency stop button on the machine are in red. Is prohibited; About the information. Yellow: used to indicate the danger of attention. For example: beware of electric shock; 、。 Pay attention to safety. And so on. 3. Green: used for security. For example: working here; 、。 Grounding; And so on. 4. Blue: used for compulsory execution, such as: how much is a set of the light pole must be equipped with safety helmet? And so on. 5. Black: geometry, for marking images, characters, and the consistency of the warning signs.