see strength of materialsstrength of materials, measurement in engineering of the capacity of metal, wood, concrete, and other materials to withstand stress and strain. Stress is the internal force exerted by one part of an elastic body upon the adjoining part, and strain is the deformation or change in. ..... Click the link for more information.
The Koreans are believed to have originated from ancient China. This is gathered from the archaeological and linguist evidence.
If traveling by air to Jeju Island via Seoul, Busan, Cheongju, Muan and Yangyang, citizens of China who are traveling as part of a tourist group by authorized travel agent may stay in mainland South Korea for up to 15 days. Pop culture: South Korea is the origin of the hallyu (Korean wave) phenomenon that took East Asia by storm at the beginning of the 21st century, so you might want to buy some of the latest Korean drama serials or movies when in Korea.