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.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.The PA shows...
意大利王国于1861年3月17日正式成立。The Kingdom of Italy formally came into being on 17 March 1861.他把他们的王国分成了三个部分。He divided their kingdom into thirds.王国的土地land owned by the Crown...
施工人员将不得不另外用木料加固现有的托梁。The builders will have to strengthen the existing joists with additional timber.他的头碰到了低梁上。He bumped his head on the low beams.木梁高高支撑着的天花板a high beamed ceiling...