With many different unique and novel shapes, a larger one can measure hundreds of meters while the smallest can be put in an envelope.
有许多不同的和新颖独特的形状，更大的一个可以测量几百米，最小的可以放在一个信封。
Tests by NASA with a modified fighter jet have shown that novel airframe shapes can reduce the boom.
美国国家航空航天总署用一架改良型喷气战斗机进行了测试，结果表明特殊的机身形状可以减弱音爆。
The geometries, shapes, materials and surface finishes involved in fine line panels pose new challenges to optical inspection, requiring novel solutions to ensure reliable detection.
几何图形、形状、材料和表面抛光有关的细线条面板对光学检查提出了新的挑战，需要新的方法来保证可靠的检查。
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