Cable model, W, KVV, KVVP, KW What is the difference? If the problem added: w seems to be more VV
Construction of buried pipelines, lighting generally take the top of the floor, low-position socket to take the ground floor, high-level socket to take the top of the floor, which is built during the construction of the embedded program. Architectural lighting categories: 1 workplace should be set to normal illumination. 2 Workplace The following conditions should be set to emergency lighting: 1) normal lighting after the failure to extinguish, to ensure that the normal work or activities to continue the skills of the place, should be set up standby lighting; 2) normal lighting due to failure to extinguish, to ensure that the potential danger 3) normal lighting due to failure after extinguishing, to ensure the safety of evacuation of the export and channel, should be set to evacuate the lighting. 3 large area should be set on duty lighting. 4 Where there is a realm of the task, the guards should be set up according to the requirements of the guard. 5 Buildings and structures that endanger the safety of navigation shall be provided with obstruction lighting according to rigid requirements.
Can ah, as long as the ground does not affect the elevation on the line ah
Building buried pipeline lighting generally go to the top of the floor, low-position outlet to take the floor of the ground high-position socket to take the top of the floor These are in the construction of the construction period of the construction plan, but you said leveling layer specifically refers to what I do not know The I guess what is wrong, then this should be the main body after the completion of the secondary structure of the room, right? That is, during the renovation of the ground leveling it?
