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壁障 [bì zhàng]
counterguard
- 建立了渐变强度可变形壁障（PDB）的有限元模型。
A finite element model for progressive deformable barrier (PDB) used for frontal offset impact test is built. - 亲爱的，在我们之间尽管横梗着太多的壁障，又有何惧。
Darling, too many walls have been built between us. - 本文提出了一种对大面积有壁障面声源非轴向辐射时近场研究的计算方法。
Institute of Acoustics, Nanjing University Abstract: A new method of studying un-axial radiation from a large wall-mounted area noise source was presented in this paper.
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