炮火准备
- 网络artillery preparation; preparatory bombardment
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炮火准备
artillery preparation
prepa... ... art work preparation 原图制备 artillery preparation 炮火准备 assay preparation [医]测定准备,供检定样品的制备 ...
preparatory bombardment
preparatory... ... preparatory action 战备行动 preparatory bombardment 炮火准备 preparatory command 预令 ...
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