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Generally, the sofa is more than two meters to more than three meters, plus the coffee table and the gap, the length is enough to control at about five meters, the width of the general home decoration is about three meters, six to four meters, the TV cabinet is forty-five centimeters, plus the aisle is about one meter two, the table is eighty to ninety centimeters, and the width of the sofa is about ninety and the aisle is about forty, depending on the size of your furniture.
A column in the middle.
On the top of the girder and two connecting beams, the two form a 'cross' shape. >>>More
For such beams (or slabs) with large spans, the questioner often only thinks of the beams (slabs) and ignores the supports! >>>More
100 square area, it is recommended to be more than 60 inches, or with a projection.
Number of timber = cubic meters.
Paint area = 10x5 = 50 square meters. >>>More
Hang four hollow-shaped tops.