Hot air circle device can evenly send hot air to everywhere of sealed space by inside passage, to control the internal temperature and gradient in sealed space.

热空气循环系统将热空气通过内部风道均匀送到封闭空间的每个地方，严格控制封闭空间内的温度及温度梯度。

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Alaskas Inside Passage Traveler: See More Spend Less!

阿拉斯加的内部通道旅客：看多了，花费少！

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Jellyfish drift in the frigid waters of Alaska's Inside Passage.

水母在阿拉斯加州内线冰冷的水里漂着。

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When the passage was clear again, I stooped double and made my way inside.

NEWYORKER: The Sanctuary

An employee at one of the churches told AFP news agency that people inside the church had fought back with sticks, but that the attacker had tried to escape through an underground passage.

BBC: NEWS | Middle East | Knife attacks on Egypt churches

But the bill's preliminary passage, and the prime minister's discomfiture, may mean that the widespread distrust of Mr Netanyahu inside his own coalition is generating a logic of its own.

ECONOMIST: Israel: Beginning of the end? | The