One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； April 13th
Thread Content
True or False: During the installation of pipes when performing cylindrical pipe threading, it is necessary to apply packing to the external threads before threading; the direction in which the packing is wound around the threads should be opposite to the direction of the threads. ( ) Answer: Incorrect
During pipeline installation, when performing cylindrical pipe threading connections, it is necessary to apply packing to the external threads before threading; the winding direction of the packing on the threads should be opposite to the direction of the threads. ( × )