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B 开头的英语单词（共 188,305 个）
backing log
挡边木
backing maneuvers
倒俥操纵
backing material
[化] 基底材料\n[医] 底料
backing memory
[计] 后备存储器
backing movement
退行,后退运动;推进运动[调车]
backing of drift direction
漂移方向的逆转
backing of rafters
[建] 椽（端支）托
backing of smoke
推回火灾烟雾
backing of veneer
贴面板衬背
backing of wall
墙背衬
backing off
卸[退]下
backing out
[计] 回退
backing pages
正反两页(如第三页与第四页)
backing paper
[机] 背纸, 底子纸
backing pass
封底焊道
backing pin
挡销,支销
backing plank
[木] 衬板
backing plate
垫模板;后板
backing point
转换点
backing power
后退功率
backing pressure
前级压强;托持压力;背压
backing pulley
[机] 回行皮带盘
backing pump
[化] 前级泵
backing ratio
[网络] 支持比率
backing register
后备寄存器,后援寄存器
backing ring
[化] 垫环