1. Lu Banchi is also called class ruler, door ruler, door ruler and eight-character ruler. Lu Banchi is a traditional building ruler in China, which is used to control the size of furniture and houses. The result of Lu's half-foot control is just to avoid the * * * vibration frequency band of the secondary wave. When decorating your home and buying furniture, measure it with Lu Banchi, and try to choose auspicious size. In fact, this Lu Banchi is not a ruler, but a comparison table. 1 half a foot = 1.368 city scale =45.6 cm; Usually the length unit has the "carry system"; For example: 1 ft = 10 inch, 1 inch = 10 minute, which means this is 10 decimal. Lubanchi, on the other hand, has no "carry system", only words indicate good or bad luck. The first row of eight characters "1 wealth, 2 diseases, 3 divorces, 4 righteousness, 5 officials, 6 robberies, 7 harms and 8 books".
Second, the use of Lu Banchi:
1, good or bad judgment: a square ruler, length 10 city inch, that is 1 city ruler; Every inch is marked with colors, namely: one white, two black, three green, four blue, Huang Wu, six white, seven red, eight white and nine purple; Take the inch as the standard, and one inch, six inches and eight inches are auspicious; To put it bluntly, the size of the door should be one inch, six inches and eight inches, which is a good door.
2, the number of Lu Banchi and the use of a ruler: Lu Banchi sold in the market are marked with red and black, and it is lucky to put the required length on the "red" of Lu Banchi. Then measure it with a ruler. If you put the required length on the ruler "white (one white, six white, eight white)", it is auspicious.