<P>Surface moisture treatment methods: The general use of "three oil two felt" (three asphalt two linoleum paper, and then wipe a layer of cement, to prevent the release of harmful gases); simple treatment is to shop a layer of moisture-proof membrane.</P>
<P>By installing to balance the plate expansion: Some in the keel plus a layer of hair floor, some installation requirements leave 0.2mm wide gap between the plates, and some require the four corners of the room to leave a flap to put moisture, and some require the wall Floor expansion joints with a spring, and some aluminum alloy keel, and some use orbital wooden floor installation methods.</p>
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