Openflat plate welding residual stress is greater than the original residual stresses.
开平板的焊接剩余应力大于原平板的焊接剩余应力。
2
On a topographic map of the United States, the mountains look like jagged masses, the plains like vast openflat spaces, and the rivers like meandering threads.
从美国地形图上看，大山好像参差的土堆，平原像开阔平坦的空地，河流像蜿蜒的细线。
3
For protection from the summer sun, the Mojave lived in open-sided, flat-topped dwellings known as shades, each a roof of poles and arrow weed supported by posts set in a rectangle.