DBM是什么意思

DBM

1 . On the same conditions, the device begin to saturate when IF power reaches ? 5 dBm .: 中频输入功率大约在-5dBm时开始进入饱和状态.

2 . The power of DBM is no double, but its development has been delayed.: 虽然可以运用数据库营销来提高企业竞争力, 但它的发展却被延迟了.