U 开头单词

under-secretary -general [经济学]付秘书长

under-seal synchronous pavement [交通运输工程]同步碎石下封层

under-screen 挡泥板

under-scan n.欠扫描；扫描不足

under-sampling 欠采样

under-reserve [经] 保留追索权, 储备不足

under-represented 未被充分代表的；代表名额不足的。

under-relaxation factor [数学]低松驰因子

under-reaction 弱反应

under-parhelion 下幻日

under-nourishment n.营养不足

under-invoicing 少开发票,开低价发票

under-invoice 不足额发票

under-inflation 充气不足

under-heating 欠热

under-frame-shear-wall 底部框剪

under-finished 脂肪少的

under-excitation operation [能源科学技术]欠励磁运转欠励磁运行

under-employment (n.)

under-employed (adj.)