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Question:

The difference between the railing mask and the sound barrier mask

The difference between the railing mask and the sound barrier mask

Answer:

The sound barrier is mounted on the top of the cover and they are inseparable
The shutter mold plays a beautifying role in covering the steel in the bridge.
Baoding Runda to help you answer: a lot of high-speed railway to avoid the village, and many high-speed railways are built on the bridge, in order to reduce the noise of the vehicle to protect the surrounding quiet life, you need to use sound barrier, through the cement products to prevent The effect of noise.

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