Teachers and researchers of the Pyongyang University of Mechanical Engineering are devoting their wisdom and passion to make scientific research findings of practical significance.
A research group of the Machine Designing Institute works hard to carry out the task conducive to modernizing the rice, wheat and other cereals processing processes.
Researchers of the Marine Machine Institute intensify their research on the spot to manufacture a fish processing machine on a high level.
Those of the Packing Machine Laboratory make successes in the designing and manufacture of machines for packing different kinds of consumer goods.
Those of the Farm Machine Institute endeavour to complete a small leveeing machine in a short span of time.
Catapult, a Mechanical Bow of Koguryo
Catapult, a mechanical bow, was one of the best combat weapons used during the Koguryo Dynasty. It was divided into two parts--bow
July 26, 2024
Catapult, a mechanical bow, was one of the best combat weapons used during the Koguryo Dynasty. It was divided into two parts--bow
