Carl Sagan was a member of the scientific team that sent the Voyager One and Voyager Two space vehicles out of our solar system.

卡尔.萨根还是航行者一号和航行者二号的科研小组成员，航行者一号和二号是两艘飞往我们太阳系以外星系的探测器。

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To test how the system works, the team tried making two different kinds of pores - some that were uniformly sized tubes, others that had a narrow bottleneck at one point and then widened out.

测试这个系统的性能，该小组坐了两个不同的孔，一个是上下大小相同的管子，另一个是上小下大的。

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On the first level, two types of feasible structures are considered by one single enterprise. Influences of coefficients on choice of system are figured out by analysis of costs;

第一个层次讨论了单个企业自行回收的两种系统结构，通过成本模型分析参数对构建回收系统的影响；

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Regulators worry that letting one or two strong banks repay risks turning the weak into targets and takes lending capacity out of the system.

ECONOMIST: Banks

The trick only works with older 2G data services like Edge and GPRS. But by sending out a jamming signal that blocks 3G connections, the system can trick most phones into automatically downgrading to one of the two more vulnerable 2G protocols.

FORBES: Smartphone Data Vulnerable To Base Station Spoof Trick