What's more, a contrast of wave forces is given out on three-dimensional archwall and straight wall, by which resulted the arch-wall's discount factor to straight wall.
对比了作用在三维连拱形墙模型和直墙模型的波浪力，得出连拱形墙面上波浪力对直墙消浪的折减系数。
2
If your foot feels tense, stand with one hand on a wall for support and place the arch of one foot on top of the ball.
如果你的脚很紧张，一只手倒站在墙面支撑着把一只脚放在球上形成一个拱门。
3
Free-flow tunnel used more round arch straight wall form cross-section.