It's also possible that you have the correct application on your PC, but .obj files aren't yet associated with it. In this case, when you try to open a .obj file, you can tell Windows which application is the correct one for that file. From then on, opening a .obj file will open the correct application. Click here to fix .obj file association errors
Best Answer: Covering the brake, is to be able to stop quickly in an emergency situation. Controlled braking, is to apply the brakes as hard as you can without locking the wheels. Threshold braking, means to utilizing the maximum potential of your brakes, or in other words, braking to the threshold of locking-up.
Comstock/Comstock/Getty Images. The threshold is the strip or wood or metal that runs across the bottom of an entry door frame. A threshold is an important factor in the energy efficiency of a home or building.It also has several additional purposes in the doorway. A threshold can be replaced, or improved, if it does not adequately perform its job.here are additional methods to help block the large amount of air that can slip underneath a door, even with a threshold in position. A popular method to stop the draft is to install a metal door sweep along the bottom of the entry door.