Using conventional drilling methods, it will take three summer seasons in the remote reaches of Antarctica to get to the million-year-old ice that the teams hope lies 3000 metres down. New technology could speed up the task.
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Using conventional drilling methods, it will take three summer seasons in the remote reaches of Antarctica to get to the million-year-old ice that the teams hope lies 3000 metres down.
用传统的钻冰方式，将会花掉三个暑天来获取遥远南极的冰芯，它们预期位于地下3000米深的冰层里。
Technics of LTCC MLB processing using thin film circuit technology, ink-jet printing, laser drilling, and conventional manufacturing methods is introduced.
概述了综合运用薄膜线路技术、喷墨打印技术和激光钻孔技术以及采用常规技术制作LTCC基板的简要工艺。
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