There is no evidence whatever that competition in broadcasting has ever reduced costs...没有任何证据表明，广播业的竞争使成本有所降低。Digital TeleVision ( DTV ) broadcasting is realized by satellite, cable and terrestrial wireless.数字电视广播主要通过卫星...
If this happens it will change the face of religious broadcasting.如果此事发生，将改变宗教广播的面貌。to work in broadcasting从事广播工作digital terrestrial and digital satellite broadcasting数字陆上广播和数字卫星广播...
Turkey plans to harness the waters of the Tigris and Euphrates rivers for big hydro-electric power projects.土耳其计划利用底格里斯河和幼发拉底河的河水开发大型水电项目。Alligator lives in the rivers and lakes in the hot wet parts of America and China....
By 1978, in the USA, the use of CFCs in aerosol propellants was banned.美国自1978年起禁止在喷雾剂压缩气体中使用含氯氟烃。This law closely resembles that obtained with conventional propellants.这种规律非常类似于用普通推进剂所得出的规律.The lighter version used liqu...
在恶劣的自然环境下,积污绝缘子随时可能发生闪络.Polluted insulators may flashover at any time under disadvantage weather conditions.实验表明表面电荷积聚使得绝缘子沿面闪络电压的降低竟然达到23.4%.For the insulator investigated the 50 % flashover voltage is reduced by 23.4 %...
He vented his anger on his secretary.他朝秘书发泄怒气.His anger vented itself in curses.他用咒骂来出气[发泄愤怒].They vented their anger by carrying out arson attacks.他们四处纵火以泄愤。...
He removed the dogmatism from politics; he erased the party line.他根除了政治中的教条主义，消除了政党界限。His name was erased from the list.他已被除名。It appears the names were accidentally erased from computer disks.看起来那些名字被意外地从计算机磁盘上删除了。The pa...