1、沙盘模型做好后有一个运送转移的过程，在这个过程中**有专人拆装，而且要避免阳光直射和在阳光下暴晒。
1, do a good job in the sand table model after a transit transfer process, in this process must be hand dismantling, and to avoid direct sunlight and in the sun exposure.
2、济南模型公司室温要控制在35左右不可偏差太大，室内湿度要控制在30%~80%，并且室内要保持洁净、通风良好。
2, room temperature should be controlled at 35 or so is not too large, indoor humidity should be controlled in 30%~80%, and the room to keep clean, well ventilated.
3、如果沙盘模型没有玻璃罩，**经常清扫。
3, if not the glass sand table model, must be cleaned regularly.
4、沙盘模型的灯光不应长时间开放。
4, sand table model lights should not open for a long time.
5、有的沙盘模型会有真水喷泉，这种模型**经常检查喷泉池内是否有水