SOC system can not only avoid the overcharge or overdischarge of battery, but also play as a important role as auto gas instrument.

电池剩余电量估计系统不仅能够防止电池过放电或过充，而且对于电动汽车行使过程中起到了汽车汽油表的重要作用。

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You could use an expensive, bulky gas chromatograph-but Harvard researchers have developed an instrument you can carry in your pocket.

你当然可以使用昂贵笨重的气相色谱分析法——但是哈佛的研究者现在开发出了一套你可以装进口袋里的仪器。

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Shake the instrument a few times to allow absorption of CO2 gas by the caustic solution.

摇动仪器一段时间，允许CO2气体被碱液吸收。

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The Soviet Union has amply demonstrated just this year, its willingness to withhold oil and natural gas deliveries as an instrument of repression against Lithuania.

CENTERFORSECURITYPOLICY: Center For Security Policy

For example: OGX was supposed to be the new Brazilian Petrobras, a state owned juggernaut that exists more as a policy instrument than as an oil and gas explorer.

FORBES: Oil Shares Crashing, Eike Batista Fast Becoming Brazil's Poorest Rich Man