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Terms for subject Technology containing letting-down | all forms | in specified order only
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let down调漆
let down放料
let down程序下降
let down配漆
let-down heat exchanger下泄热交换器
let-down stream下行水流
let-down tank排放槽
let-down vessel放电容器
letting down下滑松弛回火
letting down降低硬脆性 (一种钢热处理法)