Twice as many rods were used.
Twice as much (or A double amount of) beryllium will be required.
Смотреть больше слов в «Русско-английском научно-техническом словаре»
вдвое больше, вдвойнедва пъти повече
• dvakrát více• dvojnásobně
вдвое больше— twice as much
вдвое больше— twice as much
大一倍; 多一倍