The device, which consists of two conductors fastened to the head by a rubber strap, significantly boosted results in a simple arithmetic test, they said.

这些科学家说，这个设备由两块导体组成，由一个橡胶带夹在头两侧，在一次简单的计算测试中能明显的提高成绩。

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This paper integrates and executes the relative processing arithmetic for railway vehicle test data. in software.

集成了铁路车辆测试信号数据处理的相关算法，在系统中予以实现。

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In our arithmetic expressions we could have used inheritance to get from a unary to a binary operator node, but that would substantially violate the test.

在我们的四则运算表达式里面我们可以利用继承实行从一元到二元操作符的表示，但它实质上会干扰测试。

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But 76% agreed with proposals to test the skills of trainee teachers in the areas of reading, writing, arithmetic and new technology.

BBC: Teachers 'reject payment by results'

Psychologists had 543 men and women in a mall, ages 25 to 75, take a test that involved quickly evaluating whether a series of arithmetic problems had been properly solved.

WSJ: Swearing Off Pain, Age and Competition, a 16-Foot Emoticon | Week in Ideas