Because the pat for a long stem of twam bulbs over a given area. It needs to be done to cut the length of the stem is approximately 14 cm Iqbal made 50 centimeters long, just Hefei ลือึวาม.
The problem for the length of the rod L bulb over a defined area. Need to cut a length of about 14 cm rod makers make yo shit, the length is 50 centimeters.