下卧特指铁路客运中的术语，铁路乘客在车厢下层卧铺位的简称。
下卧层 substratum ; underlying stratum ; subjacent bed
软弱下卧层 soft substratum
下卧块体 subjacent mass
路基下卧层 ground subgrade
下卧层沉降 sublayer settlement
下卧式闸门 down-horizontal gate
宽卧下拉 wide-grip pull-down
下斜哑铃卧推 Decline Dumbbell Press ; Decline Dumbbell Bench Press
下斜杠铃卧推 decline barbell press ; Decline Bench Press ; Decline Barbell Bench Press
论述静压预制桩压桩力对地表土层和下卧软土层承载能力的要求。
The demand of bearing capacity on the surface soil and soft foundation should be met for the static pressure fabricated pile.
当桩端未加固土层以下有软弱下卧层时，应对其进行软弱下卧层验算；
When there is weak underlying stratum bellowed the soil which is not be reinforced, the weak underlying stratum should be taken checking computations.
推导出具有软弱下卧层土矩形基础的直接计算公式，编制了相应的计算机程序。
The direct calculation formulas of the rectangular foundation containing weak underlying stratum are induced and a computer program is developed.
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