PVC decoration panel and folding door are new decorating and fliting building materials.
PVC
饰板、折合门是新型

饰
修材料。
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Buildings can become greener. They can use more recycled steel and can be prefabricated in off-site factories, greatly reducing lorry journeys. But no other building material has environmental credentials as exciting and overlooked as wood.
建筑可以变得更绿色。它们可以增加再生钢
的使用,还可以在工地外的工厂中 预制组件,大大

货运的需求。但各种建筑
料中,具有最
人兴奋的环保特性却也最受忽视的还

。
Phones transmit at higher levels indoors due to building materials, in rural areas due to greater distance to the network antennas, and when moving at high speeds, like in a car, due to the frequent handover between network antennas.
原因在于,建筑物本身建
影响,使手机在室内需要更高电平,在偏远地区因距离天线遥远而耗电,在车子快速行驶时,耗电原因则
不断转换基地台服务区所致。