ab
英[æb]美[æb]
from 之意
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- The tube ABC shown is cantilevered with AB and BC in a horizontal plan.
所示的管ABC是由位于同一水平面内的AB和BC组成的悬臂。收藏 - This recording was taken on weathered outcropping limestone with a relatively short AB (40m)
这是在风化的灰岩露头上用较小的AB距(40m)记录的。收藏 - The vertical displacement ??1mm is normal to the bars ab and BC and hence does not affect their length
竖向位移?牛?mm垂直于ab和BC，故不影响它们的长度。收藏 - The place where two lines cross AB and CD intersect at (the point) P.
AB线和CD线在P点相交。收藏 - The side AB is the shortest of the three sides of the triangle ABC.
边AB是三角形ABC三个边中最短的边。收藏
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