There a serious sediment deposition in the wharf apron of an alongshore pile wharf.顺岸式桩基码头前沿会发生较为严重的泥沙淤积.Remove sediment from heaters, flues and motors before using them.在使用暖气, 烟道,和马达之前,应清理沉积物.Deposition is the laying do...
他们艰苦的工作和不倦的勇气拯救了我们.Their toils and tireless courage were our salvation.从那时候起他变做世上最自谦, 最有礼貌, 最屡求不倦的求婚人了.From that time he was the most humble, modest, and importunate man alive in his courtship....