飞机的长度和最大横截面面积之比也会影响音爆的强度。
The ratio of aircraft length to maximum cross sectional area also influences the intensity of the sonic boom.
A320系列飞机为单通道飞机市场提供了最大的横截面。其经济舱配备18英寸宽标准座椅。
The A320 Family offers thewidest cross section in the single aisle aircraft market with theAirbus standard 18 inch wide seat in economy class.
肌纤维横截面积和最大宽度是反映肌肉功能状态的较为可靠的指标。
Cross-sectional fiber area and maximum fiber width are reliable indexes for muscle function compared with number of muscle fibers.
应用推荐