When the interior decoration, the roof on the alignment do not casing ah? At that time the slot is very small, the electrical preparation of bare wire, okay? I have no ceiling
Saws saw the wall, and then the inside of the wire tube was sawed, and then the wire broke the skin, but did not see the copper wire. This often happens. Since the wire cut is very narrow, the wire can not be wrapped with any insulating tape. Taking into account the power supply circuit is concealed works, wire circuit use time more than 50 years, in order to ensure the quality of the project, it is best to consider changing the wire. Will cut the insulation of the wire out of the wire again. Must pay attention to change the wire to ensure that the copper wire, but also to ensure that the power load is the same. Bluntly is the same. No change may be, but there may be a short circuit accident in the future use. Then repair the amount of work on most of the.
The center of the circle is located on the extension of the linear current, and the linear current does not generate a magnetic field at that point
Above do not need to pipe, set a sheath on the line, because the floor are castable can not open the slot, only the ground can have a cement layer slot. Understand
Sv line improved little. Mainly the source of the problem, and now digital TV transmission is mainly standard definition program, the highest can only reach 576p, far from playing LCD TV 1080p effect. The next is the set-top box problem, if you are free to send the set-top box, the effect is only equivalent to vcd; you can buy a standard definition set-top box, with the color line output can achieve 576p effect; you can buy high-definition set-top box, More than . but only high-definition set-top box to see the effect of high-definition show out, see the general central and provincial channels as standard definition set-top box.
