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Terms for subject
Oil / petroleum
containing
step down
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in specified order only
English
Chinese
step down
阶梯式下降
step-down
allocation method
逐减分摊法
step-down
method
逐渐减少分配法
step-down
substructure
阶梯式基座
step-down
substructure
阶梯式底座
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