横越太平洋电话线路
trans-Pacific telephone circuits
超高压输电线路大跨越
large crossing project of UHV transmission lines
打紧急的越洋电话
make urgent transpacific calls
输电线路大跨越工程
Long distance river-crossing transmission project
北大西洋[大气]振荡
north atlantic oscillation
《陆海军联合无线电话电报规程》
Joint Army and Navy Radiotelegraph and Radiotelephone Procedure
帮流电话电路
booster telephone circuit
本地电话线路
LTC Local Telephone Circuit
电话线路集线器
telephone line concentrator