短语词组短语Dead goods area 呆滞品区dead border area 已排好版的边界区域dead stock area 呆料品存放区dead oil area 死油区dead air area 死角区dead water area 死水面积dead -area compensator 死区补偿dead area reconnaissance 盲区侦察Modulation dead area 调制死区 返回 dead area