T he function of filters in a hydraulic system is to maintain fluid cleanliness.

液压系统中过滤器作用是维持流体的清洁度。

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The I&T team joined as an observer on the second trial run, and started to own the integration effort with the next system build after that.

在第二个试验版本中集成与测试团队作为观察者的身份加入了进来，并且开始了下一个系统构建的集成工作。

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The only thing new to your existing system is the hose coming down from the batch heater, the batch connect valve, and the “T” connector at the Hot Out valve to tie it all together.

整个热水系统中只有从批量加热热水器引水的软管、连接阀、以及接在止热阀（the Hot Out valve）上用作贯通的三通是新添加的。

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Venezuelan President Chavez said in Moscow Sunday he had obtained a $2.2-billion line of credit from Russia for 90 T-72 tanks and an advanced long-range air defense system.

VOA: standard.2009.09.15

And this is very important, because the Romans, as their power grew in the East, they simply moved increasingly into the eastern Mediterranean and they adopted the whole Greek system, the Greek world, and they didn't even try to make it non-Greek.

这点非常重要，因为随着罗马人的势力在东方日渐壮大，他们不断朝地中海东部推进,并采取了全套希腊系统，希腊世界，甚至没有作出任何非希腊式的改变。

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People say we don't--well, we don't, but we do have an emergency care system so that anybody who is suddenly stricken will be taken to a hospital and taken care of.

人们说没有，好吧，那就没有，但我们确实有急救护理制度,让突然受伤的人,可以被送往医院并且得到救护。

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For reasons that are not yet clear, when the T-cell-presenting system is reactivated by the gradual disappearance of the antibodies, it no longer seems to perceive the transplanted tissue as foreign.

ECONOMIST: Breaching the body's defences

The T-shaped system first swept across the nation's midsection Wednesday night and pummeled portions of Missouri, where the National Weather Service said Thursday that an EF-2 tornado appears to have damaged dozens of homes in the St.

NPR: Severe Storms Sock Midwest, Push East; 2 Dead

At each Performance Lab, TaylorMade stocks an array of interchangeable heads and shafts, and they immediately configure clubs based on the specs recommended by the MAT-T system for you to try on an outdoor range and validate.

FORBES: Take Strokes Off Your Golf Game Today - The Best Way To Buy New Clubs